40513376 has 12 divisors (see below), whose sum is σ = 79760772. Its totient is φ = 20256672.

The previous prime is 40513349. The next prime is 40513387. The reversal of 40513376 is 67331504.

It is a super-4 number, since 4×40513376⁴ (a number of 32 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 632990 + ... + 633053.

It is an arithmetic number, because the mean of its divisors is an integer number (6646731).

Almost surely, 2^40513376 is an apocalyptic number.

It is an amenable number.

40513376 is a deficient number, since it is larger than the sum of its proper divisors (39247396).

40513376 is a wasteful number, since it uses less digits than its factorization.

40513376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1266053 (or 1266045 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 40513376 is about 6365.0118617329. The cubic root of 40513376 is about 343.4520752656.

The spelling of 40513376 in words is "forty million, five hundred thirteen thousand, three hundred seventy-six".