340101252 has 72 divisors (see below), whose sum is σ = 925797600. Its totient is φ = 104878848.

The previous prime is 340101221. The next prime is 340101257. The reversal of 340101252 is 252101043.

It is a super-2 number, since 2×340101252² = 231337723223935008, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340101257) 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, 31399 + ... + 40817.

It is an arithmetic number, because the mean of its divisors is an integer number (12858300).

Almost surely, 2^340101252 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 340101252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (462898800).

340101252 is an abundant number, since it is smaller than the sum of its proper divisors (585696348).

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

340101252 is a wasteful number, since it uses less digits than its factorization.

340101252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9505 (or 9500 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 340101252 is about 18441.8342905471. The cubic root of 340101252 is about 698.0224813026.

Adding to 340101252 its reverse (252101043), we get a palindrome (592202295).

The spelling of 340101252 in words is "three hundred forty million, one hundred one thousand, two hundred fifty-two".