40463488 has 32 divisors (see below), whose sum is σ = 86815260. Its totient is φ = 18674688.

The previous prime is 40463461. The next prime is 40463503. The reversal of 40463488 is 88436404.

It can be written as a sum of positive squares in 2 ways, for example, as 40043584 + 419904 = 6328^2 + 648^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×40463488² = 3274587722252288, which contains 22 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, 10495 + ... + 13822.

Almost surely, 2^40463488 is an apocalyptic number.

It is an amenable number.

40463488 is an abundant number, since it is smaller than the sum of its proper divisors (46351772).

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

40463488 is a wasteful number, since it uses less digits than its factorization.

40463488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24344 (or 24332 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 37.

The square root of 40463488 is about 6361.0917301985. The cubic root of 40463488 is about 343.3110422159.

The spelling of 40463488 in words is "forty million, four hundred sixty-three thousand, four hundred eighty-eight".