949370421 has 4 divisors (see below), whose sum is σ = 1265827232. Its totient is φ = 632913612.

The previous prime is 949370393. The next prime is 949370441. The reversal of 949370421 is 124073949.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 949370421 - 2⁹ = 949369909 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 949370421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (949370441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158228401 + ... + 158228406.

It is an arithmetic number, because the mean of its divisors is an integer number (316456808).

Almost surely, 2^949370421 is an apocalyptic number.

It is an amenable number.

949370421 is a deficient number, since it is larger than the sum of its proper divisors (316456811).

949370421 is a wasteful number, since it uses less digits than its factorization.

949370421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316456810.

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 949370421 is about 30811.8552021783. The cubic root of 949370421 is about 982.8303644644.

The spelling of 949370421 in words is "nine hundred forty-nine million, three hundred seventy thousand, four hundred twenty-one".