919490204 has 6 divisors (see below), whose sum is σ = 1609107864. Its totient is φ = 459745100.

The previous prime is 919490191. The next prime is 919490207. The reversal of 919490204 is 402094919.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (919490207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114936272 + ... + 114936279.

It is an arithmetic number, because the mean of its divisors is an integer number (268184644).

Almost surely, 2^919490204 is an apocalyptic number.

It is an amenable number.

919490204 is a deficient number, since it is larger than the sum of its proper divisors (689617660).

919490204 is a wasteful number, since it uses less digits than its factorization.

919490204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229872555 (or 229872553 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 919490204 is about 30323.0968735055. The cubic root of 919490204 is about 972.4091474130.

The spelling of 919490204 in words is "nine hundred nineteen million, four hundred ninety thousand, two hundred four".