906319946 has 32 divisors (see below), whose sum is σ = 1647630720. Its totient is φ = 365008896.

The previous prime is 906319933. The next prime is 906319951. The reversal of 906319946 is 649913609.

It is a super-3 number, since 3×906319946³ (a number of 28 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 906319946.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 173306 + ... + 178458.

It is an arithmetic number, because the mean of its divisors is an integer number (51488460).

Almost surely, 2^906319946 is an apocalyptic number.

906319946 is a deficient number, since it is larger than the sum of its proper divisors (741310774).

906319946 is a wasteful number, since it uses less digits than its factorization.

906319946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5918.

The product of its (nonzero) digits is 314928, while the sum is 47.

The square root of 906319946 is about 30105.1481643921. The cubic root of 906319946 is about 967.7440562831.

The spelling of 906319946 in words is "nine hundred six million, three hundred nineteen thousand, nine hundred forty-six".