40697448 has 32 divisors (see below), whose sum is σ = 110993760. Its totient is φ = 12332480.

The previous prime is 40697401. The next prime is 40697467. The reversal of 40697448 is 84479604.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76815 + ... + 77342.

It is an arithmetic number, because the mean of its divisors is an integer number (3468555).

Almost surely, 2^40697448 is an apocalyptic number.

It is an amenable number.

40697448 is an abundant number, since it is smaller than the sum of its proper divisors (70296312).

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

40697448 is a wasteful number, since it uses less digits than its factorization.

40697448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154177 (or 154173 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 42.

The square root of 40697448 is about 6379.4551491487. The cubic root of 40697448 is about 343.9714461607.

The spelling of 40697448 in words is "forty million, six hundred ninety-seven thousand, four hundred forty-eight".