40730088 has 32 divisors (see below), whose sum is σ = 116372160. Its totient is φ = 11637120.

The previous prime is 40730083. The next prime is 40730089. The reversal of 40730088 is 88003704.

It is not an unprimeable number, because it can be changed into a prime (40730083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121053 + ... + 121388.

It is an arithmetic number, because the mean of its divisors is an integer number (3636630).

Almost surely, 2^40730088 is an apocalyptic number.

It is an amenable number.

40730088 is an abundant number, since it is smaller than the sum of its proper divisors (75642072).

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

40730088 is a wasteful number, since it uses less digits than its factorization.

40730088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242457 (or 242453 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 40730088 is about 6382.0128486239. The cubic root of 40730088 is about 344.0633784432.

The spelling of 40730088 in words is "forty million, seven hundred thirty thousand, eighty-eight".