40700906 has 16 divisors (see below), whose sum is σ = 61798464. Its totient is φ = 20103264.

The previous prime is 40700903. The next prime is 40700911. The reversal of 40700906 is 60900704.

It is not an unprimeable number, because it can be changed into a prime (40700903) 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, 77561 + ... + 78083.

It is an arithmetic number, because the mean of its divisors is an integer number (3862404).

Almost surely, 2^40700906 is an apocalyptic number.

40700906 is a deficient number, since it is larger than the sum of its proper divisors (21097558).

40700906 is a wasteful number, since it uses less digits than its factorization.

40700906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 40700906 is about 6379.7261696722. The cubic root of 40700906 is about 343.9811881276.

The spelling of 40700906 in words is "forty million, seven hundred thousand, nine hundred six".