40931248 has 10 divisors (see below), whose sum is σ = 79304324. Its totient is φ = 20465616.

The previous prime is 40931239. The next prime is 40931249. The reversal of 40931248 is 84213904.

It is not an unprimeable number, because it can be changed into a prime (40931249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1279086 + ... + 1279117.

Almost surely, 2^40931248 is an apocalyptic number.

It is an amenable number.

40931248 is a deficient number, since it is larger than the sum of its proper divisors (38373076).

40931248 is a wasteful number, since it uses less digits than its factorization.

40931248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2558211 (or 2558205 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 40931248 is about 6397.7533556710. The cubic root of 40931248 is about 344.6288748766.

The spelling of 40931248 in words is "forty million, nine hundred thirty-one thousand, two hundred forty-eight".