340860492 has 72 divisors (see below), whose sum is σ = 998629632. Its totient is φ = 96012000.

The previous prime is 340860491. The next prime is 340860599. The reversal of 340860492 is 294068043.

It is a happy number.

340860492 is a `hidden beast` number, since 3 + 40 + 8 + 604 + 9 + 2 = 666.

340860492 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340860491) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8367 + ... + 27417.

It is an arithmetic number, because the mean of its divisors is an integer number (13869856).

Almost surely, 2^340860492 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 340860492, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (499314816).

340860492 is an abundant number, since it is smaller than the sum of its proper divisors (657769140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

340860492 is a wasteful number, since it uses less digits than its factorization.

340860492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19139 (or 19134 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 340860492 is about 18462.4075353135. The cubic root of 340860492 is about 698.5415156678.

The spelling of 340860492 in words is "three hundred forty million, eight hundred sixty thousand, four hundred ninety-two".