951617940 has 96 divisors (see below), whose sum is σ = 3279440640. Its totient is φ = 200779776.

The previous prime is 951617923. The next prime is 951617941. The reversal of 951617940 is 49716159.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 951617892 and 951617901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (951617941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 81685 + ... + 92604.

It is an arithmetic number, because the mean of its divisors is an integer number (34160840).

Almost surely, 2^951617940 is an apocalyptic number.

It is an amenable number.

951617940 is an abundant number, since it is smaller than the sum of its proper divisors (2327822700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

951617940 is a wasteful number, since it uses less digits than its factorization.

951617940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174321 (or 174319 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 42.

The square root of 951617940 is about 30848.3053019125. The cubic root of 951617940 is about 983.6053303554.

The spelling of 951617940 in words is "nine hundred fifty-one million, six hundred seventeen thousand, nine hundred forty".