548904628 has 6 divisors (see below), whose sum is σ = 960583106. Its totient is φ = 274452312.

The previous prime is 548904581. The next prime is 548904659. The reversal of 548904628 is 826409845.

It can be written as a sum of positive squares in only one way, i.e., 458045604 + 90859024 = 21402^2 + 9532^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68613075 + ... + 68613082.

Almost surely, 2^548904628 is an apocalyptic number.

It is an amenable number.

548904628 is a deficient number, since it is larger than the sum of its proper divisors (411678478).

548904628 is a wasteful number, since it uses less digits than its factorization.

548904628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137226161 (or 137226159 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 46.

The square root of 548904628 is about 23428.7137504388. The cubic root of 548904628 is about 818.7769930071.

The spelling of 548904628 in words is "five hundred forty-eight million, nine hundred four thousand, six hundred twenty-eight".