426961923 has 8 divisors (see below), whose sum is σ = 569381136. Its totient is φ = 284592000.

The previous prime is 426961879. The next prime is 426961957. The reversal of 426961923 is 329169624.

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

It is not a de Polignac number, because 426961923 - 2⁶ = 426961859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (426961963) 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, 20023 + ... + 35423.

It is an arithmetic number, because the mean of its divisors is an integer number (71172642).

Almost surely, 2^426961923 is an apocalyptic number.

426961923 is a deficient number, since it is larger than the sum of its proper divisors (142419213).

426961923 is a wasteful number, since it uses less digits than its factorization.

426961923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24645.

The product of its digits is 139968, while the sum is 42.

The square root of 426961923 is about 20663.0569616405. The cubic root of 426961923 is about 753.0024373432.

The spelling of 426961923 in words is "four hundred twenty-six million, nine hundred sixty-one thousand, nine hundred twenty-three".