620699614 has 16 divisors (see below), whose sum is σ = 987851376. Its totient is φ = 291491200.

The previous prime is 620699609. The next prime is 620699633. The reversal of 620699614 is 416996026.

It is a happy number.

It is a congruent number.

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, 1897 + ... + 35284.

It is an arithmetic number, because the mean of its divisors is an integer number (61740711).

Almost surely, 2^620699614 is an apocalyptic number.

620699614 is a deficient number, since it is larger than the sum of its proper divisors (367151762).

620699614 is a wasteful number, since it uses less digits than its factorization.

620699614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37691.

The product of its (nonzero) digits is 139968, while the sum is 43.

The square root of 620699614 is about 24913.8438222607. The cubic root of 620699614 is about 853.0225101226.

The spelling of 620699614 in words is "six hundred twenty million, six hundred ninety-nine thousand, six hundred fourteen".