620749348 has 24 divisors (see below), whose sum is σ = 1116993024. Its totient is φ = 301665600.

The previous prime is 620749313. The next prime is 620749387. The reversal of 620749348 is 843947026.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37461 + ... + 51427.

It is an arithmetic number, because the mean of its divisors is an integer number (46541376).

Almost surely, 2^620749348 is an apocalyptic number.

It is an amenable number.

620749348 is a deficient number, since it is larger than the sum of its proper divisors (496243676).

620749348 is a wasteful number, since it uses less digits than its factorization.

620749348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14283 (or 14281 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 43.

The square root of 620749348 is about 24914.8419220351. The cubic root of 620749348 is about 853.0452925268.

It can be divided in two parts, 6207 and 49348, that added together give a palindrome (55555).

The spelling of 620749348 in words is "six hundred twenty million, seven hundred forty-nine thousand, three hundred forty-eight".