40355152 has 40 divisors (see below), whose sum is σ = 80744832. Its totient is φ = 19526400.

The previous prime is 40355143. The next prime is 40355177. The reversal of 40355152 is 25155304.

It is a congruent number.

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, 148777 + ... + 149047.

Almost surely, 2^40355152 is an apocalyptic number.

It is an amenable number.

40355152 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

40355152 is a wasteful number, since it uses less digits than its factorization.

40355152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547 (or 541 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 40355152 is about 6352.5705033474. The cubic root of 40355152 is about 343.0043773719.

It can be divided in two parts, 403 and 55152, that added together give a palindrome (55555).

The spelling of 40355152 in words is "forty million, three hundred fifty-five thousand, one hundred fifty-two".