467857640 has 16 divisors (see below), whose sum is σ = 1052679780. Its totient is φ = 187143040.

The previous prime is 467857639. The next prime is 467857661. The reversal of 467857640 is 46758764.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 464919844 + 2937796 = 21562^2 + 1714^2 .

It is a super-3 number, since 3×467857640³ (a number of 27 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5848181 + ... + 5848260.

Almost surely, 2^467857640 is an apocalyptic number.

467857640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

467857640 is an abundant number, since it is smaller than the sum of its proper divisors (584822140).

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

467857640 is a wasteful number, since it uses less digits than its factorization.

467857640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11696452 (or 11696448 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 47.

The square root of 467857640 is about 21630.0171058647. The cubic root of 467857640 is about 776.3148764670.

The spelling of 467857640 in words is "four hundred sixty-seven million, eight hundred fifty-seven thousand, six hundred forty".