40506610 has 16 divisors (see below), whose sum is σ = 72997056. Its totient is φ = 16183728.

The previous prime is 40506593. The next prime is 40506617. The reversal of 40506610 is 1660504.

It is not an unprimeable number, because it can be changed into a prime (40506617) 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, 9427 + ... + 13033.

It is an arithmetic number, because the mean of its divisors is an integer number (4562316).

Almost surely, 2^40506610 is an apocalyptic number.

40506610 is a deficient number, since it is larger than the sum of its proper divisors (32490446).

40506610 is a wasteful number, since it uses less digits than its factorization.

40506610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4737.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 40506610 is about 6364.4803401378. The cubic root of 40506610 is about 343.4329546167.

The spelling of 40506610 in words is "forty million, five hundred six thousand, six hundred ten".