40064610 has 32 divisors (see below), whose sum is σ = 96811200. Its totient is φ = 10611008.

The previous prime is 40064587. The next prime is 40064611. The reversal of 40064610 is 1646004.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40064611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12 + ... + 8951.

It is an arithmetic number, because the mean of its divisors is an integer number (3025350).

Almost surely, 2^40064610 is an apocalyptic number.

40064610 is an abundant number, since it is smaller than the sum of its proper divisors (56746590).

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

40064610 is a wasteful number, since it uses less digits than its factorization.

40064610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9122.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 40064610 is about 6329.6611283701. The cubic root of 40064610 is about 342.1792261922.

The spelling of 40064610 in words is "forty million, sixty-four thousand, six hundred ten".