30690926 has 16 divisors (see below), whose sum is σ = 52932096. Its totient is φ = 13073496.

The previous prime is 30690923. The next prime is 30690931. The reversal of 30690926 is 62909603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30690923) 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, 4226 + ... + 8901.

It is an arithmetic number, because the mean of its divisors is an integer number (3308256).

Almost surely, 2^30690926 is an apocalyptic number.

30690926 is a deficient number, since it is larger than the sum of its proper divisors (22241170).

30690926 is a wasteful number, since it uses less digits than its factorization.

30690926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13303.

The product of its (nonzero) digits is 17496, while the sum is 35.

The square root of 30690926 is about 5539.9391693411. The cubic root of 30690926 is about 313.0905772761.

The spelling of 30690926 in words is "thirty million, six hundred ninety thousand, nine hundred twenty-six".