462656140 has 48 divisors (see below), whose sum is σ = 1032292800. Its totient is φ = 173843712.

The previous prime is 462656119. The next prime is 462656171. The reversal of 462656140 is 41656264.

It is a junction number, because it is equal to n+sod(n) for n = 462656096 and 462656105.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10681 + ... + 32239.

It is an arithmetic number, because the mean of its divisors is an integer number (21506100).

Almost surely, 2^462656140 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 462656140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (516146400).

462656140 is an abundant number, since it is smaller than the sum of its proper divisors (569636660).

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

462656140 is a wasteful number, since it uses less digits than its factorization.

462656140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21634 (or 21632 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 462656140 is about 21509.4430425337. The cubic root of 462656140 is about 773.4272036435.

The spelling of 462656140 in words is "four hundred sixty-two million, six hundred fifty-six thousand, one hundred forty".