904384377 has 48 divisors (see below), whose sum is σ = 1529957520. Its totient is φ = 509607936.

The previous prime is 904384373. The next prime is 904384381. The reversal of 904384377 is 773483409.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (904384373) and next prime (904384381).

It can be written as a sum of positive squares in 8 ways, for example, as 103550976 + 800833401 = 10176^2 + 28299^2 .

It is not a de Polignac number, because 904384377 - 2² = 904384373 is a prime.

It is a super-2 number, since 2×904384377² = 1635822202723356258, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (904384373) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 67449 + ... + 79737.

It is an arithmetic number, because the mean of its divisors is an integer number (31874115).

Almost surely, 2^904384377 is an apocalyptic number.

It is an amenable number.

904384377 is a deficient number, since it is larger than the sum of its proper divisors (625573143).

904384377 is a wasteful number, since it uses less digits than its factorization.

904384377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12362 (or 12359 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 45.

The square root of 904384377 is about 30072.9841718443. The cubic root of 904384377 is about 967.0546491068.

The spelling of 904384377 in words is "nine hundred four million, three hundred eighty-four thousand, three hundred seventy-seven".