906720934 has 16 divisors (see below), whose sum is σ = 1560577536. Its totient is φ = 387045000.

The previous prime is 906720923. The next prime is 906720949. The reversal of 906720934 is 439027609.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125502 + ... + 132529.

It is an arithmetic number, because the mean of its divisors is an integer number (97536096).

Almost surely, 2^906720934 is an apocalyptic number.

906720934 is a deficient number, since it is larger than the sum of its proper divisors (653856602).

906720934 is a wasteful number, since it uses less digits than its factorization.

906720934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258291.

The product of its (nonzero) digits is 81648, while the sum is 40.

The square root of 906720934 is about 30111.8072190960. The cubic root of 906720934 is about 967.8867566396.

The spelling of 906720934 in words is "nine hundred six million, seven hundred twenty thousand, nine hundred thirty-four".