620348 has 6 divisors (see below), whose sum is σ = 1085616. Its totient is φ = 310172.

The previous prime is 620329. The next prime is 620351. The reversal of 620348 is 843026.

It is a happy number.

It is a super-2 number, since 2×620348² = 769663282208, which contains 22 as substring.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 620348.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77540 + ... + 77547.

It is an arithmetic number, because the mean of its divisors is an integer number (180936).

2⁶²⁰³⁴⁸ is an apocalyptic number.

It is an amenable number.

620348 is a deficient number, since it is larger than the sum of its proper divisors (465268).

620348 is a wasteful number, since it uses less digits than its factorization.

620348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155091 (or 155089 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 620348 is about 787.6217366223. The cubic root of 620348 is about 85.2861406263.

The spelling of 620348 in words is "six hundred twenty thousand, three hundred forty-eight".