2904628 has 6 divisors (see below), whose sum is σ = 5083106. Its totient is φ = 1452312.

The previous prime is 2904623. The next prime is 2904641. The reversal of 2904628 is 8264092.

It can be written as a sum of positive squares in only one way, i.e., 1493284 + 1411344 = 1222^2 + 1188^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2904628.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2904623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363075 + ... + 363082.

2^2904628 is an apocalyptic number.

It is an amenable number.

2904628 is a deficient number, since it is larger than the sum of its proper divisors (2178478).

2904628 is a wasteful number, since it uses less digits than its factorization.

2904628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 726161 (or 726159 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 2904628 is about 1704.2969224874. The cubic root of 2904628 is about 142.6801333354.

The spelling of 2904628 in words is "two million, nine hundred four thousand, six hundred twenty-eight".