620358652 has 12 divisors (see below), whose sum is σ = 1086259216. Its totient is φ = 309998880.

The previous prime is 620358647. The next prime is 620358671. The reversal of 620358652 is 256853026.

It is a happy number.

It is a super-2 number, since 2×620358652² = 769689714222514208, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37224 + ... + 51247.

Almost surely, 2^620358652 is an apocalyptic number.

It is an amenable number.

620358652 is a deficient number, since it is larger than the sum of its proper divisors (465900564).

620358652 is a wasteful number, since it uses less digits than its factorization.

620358652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90228 (or 90226 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 37.

The square root of 620358652 is about 24907.0000602240. Note that the first 4 decimals coincide. The cubic root of 620358652 is about 852.8662877315.

The spelling of 620358652 in words is "six hundred twenty million, three hundred fifty-eight thousand, six hundred fifty-two".