617692942 has 16 divisors (see below), whose sum is σ = 939326400. Its totient is φ = 304593120.

The previous prime is 617692939. The next prime is 617692951. The reversal of 617692942 is 249296716.

617692942 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 617692892 and 617692901.

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, 192592 + ... + 195772.

It is an arithmetic number, because the mean of its divisors is an integer number (58707900).

Almost surely, 2^617692942 is an apocalyptic number.

617692942 is a deficient number, since it is larger than the sum of its proper divisors (321633458).

617692942 is a wasteful number, since it uses less digits than its factorization.

617692942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4491.

The product of its digits is 326592, while the sum is 46.

The square root of 617692942 is about 24853.4291798939. The cubic root of 617692942 is about 851.6429317381.

It can be divided in two parts, 61 and 7692942, that added together give a triangular number (7693003 = T₃₉₂₂).

The spelling of 617692942 in words is "six hundred seventeen million, six hundred ninety-two thousand, nine hundred forty-two".