40445088 has 24 divisors (see below), whose sum is σ = 106168608. Its totient is φ = 13481664.

The previous prime is 40445087. The next prime is 40445117. The reversal of 40445088 is 88054404.

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (40445081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210556 + ... + 210747.

It is an arithmetic number, because the mean of its divisors is an integer number (4423692).

Almost surely, 2^40445088 is an apocalyptic number.

40445088 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

40445088 is an abundant number, since it is smaller than the sum of its proper divisors (65723520).

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

40445088 is a wasteful number, since it uses less digits than its factorization.

40445088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421316 (or 421308 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 33.

The square root of 40445088 is about 6359.6452731265. The cubic root of 40445088 is about 343.2589962750.

The spelling of 40445088 in words is "forty million, four hundred forty-five thousand, eighty-eight".