340474680 has 384 divisors, whose sum is σ = 1436198400. Its totient is φ = 67931136.

The previous prime is 340474613. The next prime is 340474697. The reversal of 340474680 is 86474043.

It is a super-2 number, since 2×340474680² = 231846015442204800, which contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 622167 + ... + 622713.

It is an arithmetic number, because the mean of its divisors is an integer number (3740100).

Almost surely, 2^340474680 is an apocalyptic number.

340474680 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 340474680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (718099200).

340474680 is an abundant number, since it is smaller than the sum of its proper divisors (1095723720).

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

340474680 is a wasteful number, since it uses less digits than its factorization.

340474680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603 (or 596 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The square root of 340474680 is about 18451.9559938777. The cubic root of 340474680 is about 698.2778619131.

The spelling of 340474680 in words is "three hundred forty million, four hundred seventy-four thousand, six hundred eighty".