612624052 has 6 divisors (see below), whose sum is σ = 1072092098. Its totient is φ = 306312024.

The previous prime is 612624017. The next prime is 612624071. The reversal of 612624052 is 250426216.

It can be written as a sum of positive squares in only one way, i.e., 445800996 + 166823056 = 21114^2 + 12916^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 612624052.

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, 76578003 + ... + 76578010.

Almost surely, 2^612624052 is an apocalyptic number.

It is an amenable number.

612624052 is a deficient number, since it is larger than the sum of its proper divisors (459468046).

612624052 is a wasteful number, since it uses less digits than its factorization.

612624052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153156017 (or 153156015 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 612624052 is about 24751.2434435121. The cubic root of 612624052 is about 849.3069561906.

The spelling of 612624052 in words is "six hundred twelve million, six hundred twenty-four thousand, fifty-two".