949331423 has 4 divisors (see below), whose sum is σ = 950290368. Its totient is φ = 948372480.

The previous prime is 949331401. The next prime is 949331431. The reversal of 949331423 is 324133949.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 949331423 - 2¹⁶ = 949265887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (949321423) 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, 477986 + ... + 479967.

It is an arithmetic number, because the mean of its divisors is an integer number (237572592).

Almost surely, 2^949331423 is an apocalyptic number.

949331423 is a deficient number, since it is larger than the sum of its proper divisors (958945).

949331423 is an equidigital number, since it uses as much as digits as its factorization.

949331423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 958944.

The product of its digits is 69984, while the sum is 38.

The square root of 949331423 is about 30811.2223548499. Note that the first 3 decimals coincide. The cubic root of 949331423 is about 982.8169067937.

The spelling of 949331423 in words is "nine hundred forty-nine million, three hundred thirty-one thousand, four hundred twenty-three".