950431921 has 8 divisors (see below), whose sum is σ = 1003705920. Its totient is φ = 898153872.

The previous prime is 950431919. The next prime is 950431943. The reversal of 950431921 is 129134059.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 950431921 - 2¹ = 950431919 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (950431981) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 247026 + ... + 250843.

It is an arithmetic number, because the mean of its divisors is an integer number (125463240).

Almost surely, 2^950431921 is an apocalyptic number.

It is an amenable number.

950431921 is a deficient number, since it is larger than the sum of its proper divisors (53273999).

950431921 is a wasteful number, since it uses less digits than its factorization.

950431921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497975.

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 950431921 is about 30829.0759024658. The cubic root of 950431921 is about 983.1965319857.

The spelling of 950431921 in words is "nine hundred fifty million, four hundred thirty-one thousand, nine hundred twenty-one".