40745586 has 16 divisors (see below), whose sum is σ = 93132864. Its totient is φ = 11641584.

The previous prime is 40745567. The next prime is 40745587. The reversal of 40745586 is 68554704.

It is not an unprimeable number, because it can be changed into a prime (40745587) 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, 485025 + ... + 485108.

It is an arithmetic number, because the mean of its divisors is an integer number (5820804).

Almost surely, 2^40745586 is an apocalyptic number.

40745586 is an abundant number, since it is smaller than the sum of its proper divisors (52387278).

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

40745586 is a wasteful number, since it uses less digits than its factorization.

40745586 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970145.

The product of its (nonzero) digits is 134400, while the sum is 39.

The square root of 40745586 is about 6383.2269268764. The cubic root of 40745586 is about 344.1070121820.

The spelling of 40745586 in words is "forty million, seven hundred forty-five thousand, five hundred eighty-six".