919493004 has 12 divisors (see below), whose sum is σ = 2145483704. Its totient is φ = 306497664.

The previous prime is 919492979. The next prime is 919493017. The reversal of 919493004 is 400394919.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38312197 + ... + 38312220.

Almost surely, 2^919493004 is an apocalyptic number.

It is an amenable number.

919493004 is an abundant number, since it is smaller than the sum of its proper divisors (1225990700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

919493004 is a wasteful number, since it uses less digits than its factorization.

919493004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76624424 (or 76624422 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 39.

The square root of 919493004 is about 30323.1430428971. The cubic root of 919493004 is about 972.4101344610.

The spelling of 919493004 in words is "nine hundred nineteen million, four hundred ninety-three thousand, four".