340897902 has 32 divisors (see below), whose sum is σ = 688552704. Its totient is φ = 112512000.

The previous prime is 340897897. The next prime is 340897913. The reversal of 340897902 is 209798043.

It is a super-2 number, since 2×340897902² = 232422759176003208, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 531502 + ... + 532142.

It is an arithmetic number, because the mean of its divisors is an integer number (21517272).

Almost surely, 2^340897902 is an apocalyptic number.

340897902 is an abundant number, since it is smaller than the sum of its proper divisors (347654802).

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

340897902 is a wasteful number, since it uses less digits than its factorization.

340897902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1384.

The product of its (nonzero) digits is 108864, while the sum is 42.

The square root of 340897902 is about 18463.4206473232. The cubic root of 340897902 is about 698.5670700933.

The spelling of 340897902 in words is "three hundred forty million, eight hundred ninety-seven thousand, nine hundred two".