620625435 has 16 divisors (see below), whose sum is σ = 994050816. Its totient is φ = 330650208.

The previous prime is 620625431. The next prime is 620625437. The reversal of 620625435 is 534526026.

It is not a de Polignac number, because 620625435 - 2² = 620625431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 620625396 and 620625405.

It is not an unprimeable number, because it can be changed into a prime (620625431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6889 + ... + 35898.

It is an arithmetic number, because the mean of its divisors is an integer number (62128176).

Almost surely, 2^620625435 is an apocalyptic number.

620625435 is a deficient number, since it is larger than the sum of its proper divisors (373425381).

620625435 is a wasteful number, since it uses less digits than its factorization.

620625435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43762.

The product of its (nonzero) digits is 43200, while the sum is 33.

The square root of 620625435 is about 24912.3550673155. The cubic root of 620625435 is about 852.9885275669.

The spelling of 620625435 in words is "six hundred twenty million, six hundred twenty-five thousand, four hundred thirty-five".