652271040 has 84 divisors (see below), whose sum is σ = 2243550504. Its totient is φ = 173938176.

The previous prime is 652271023. The next prime is 652271041. The reversal of 652271040 is 40172256.

652271040 is a `hidden beast` number, since 652 + 2 + 7 + 1 + 0 + 4 + 0 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 652270995 and 652271013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652271041) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 110362 + ... + 116121.

Almost surely, 2^652271040 is an apocalyptic number.

652271040 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

652271040 is an abundant number, since it is smaller than the sum of its proper divisors (1591279464).

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

652271040 is a wasteful number, since it uses less digits than its factorization.

652271040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226506 (or 226493 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 652271040 is about 25539.5974909551. The cubic root of 652271040 is about 867.2467858275.

The spelling of 652271040 in words is "six hundred fifty-two million, two hundred seventy-one thousand, forty".