908149964 has 12 divisors (see below), whose sum is σ = 1644064800. Its totient is φ = 438417168.

The previous prime is 908149939. The next prime is 908149969. The reversal of 908149964 is 469941809.

It is a happy number.

It is a super-2 number, since 2×908149964² = 1649472714226402592, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (908149969) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3914324 + ... + 3914555.

It is an arithmetic number, because the mean of its divisors is an integer number (137005400).

Almost surely, 2^908149964 is an apocalyptic number.

It is an amenable number.

908149964 is a deficient number, since it is larger than the sum of its proper divisors (735914836).

908149964 is a wasteful number, since it uses less digits than its factorization.

908149964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7828912 (or 7828910 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 50.

The square root of 908149964 is about 30135.5266089710. The cubic root of 908149964 is about 968.3949663754.

The spelling of 908149964 in words is "nine hundred eight million, one hundred forty-nine thousand, nine hundred sixty-four".