340572140 has 12 divisors (see below), whose sum is σ = 715201536. Its totient is φ = 136228848.

The previous prime is 340572137. The next prime is 340572149. The reversal of 340572140 is 41275043.

It is not an unprimeable number, because it can be changed into a prime (340572149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8514284 + ... + 8514323.

It is an arithmetic number, because the mean of its divisors is an integer number (59600128).

Almost surely, 2^340572140 is an apocalyptic number.

It is an amenable number.

340572140 is an abundant number, since it is smaller than the sum of its proper divisors (374629396).

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

340572140 is a wasteful number, since it uses less digits than its factorization.

340572140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17028616 (or 17028614 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 340572140 is about 18454.5967173493. The cubic root of 340572140 is about 698.3444823032.

The spelling of 340572140 in words is "three hundred forty million, five hundred seventy-two thousand, one hundred forty".