40525906 has 8 divisors (see below), whose sum is σ = 60839424. Its totient is φ = 20246100.

The previous prime is 40525889. The next prime is 40525913. The reversal of 40525906 is 60952504.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5170 + ... + 10381.

It is an arithmetic number, because the mean of its divisors is an integer number (7604928).

Almost surely, 2^40525906 is an apocalyptic number.

40525906 is a deficient number, since it is larger than the sum of its proper divisors (20313518).

40525906 is a wasteful number, since it uses less digits than its factorization.

40525906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16856.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 40525906 is about 6365.9960728860. The cubic root of 40525906 is about 343.4874793004.

The spelling of 40525906 in words is "forty million, five hundred twenty-five thousand, nine hundred six".