42279996 has 24 divisors (see below), whose sum is σ = 107622144. Its totient is φ = 12812080.

The previous prime is 42279977. The next prime is 42280009. The reversal of 42279996 is 69997224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160020 + ... + 160283.

It is an arithmetic number, because the mean of its divisors is an integer number (4484256).

Almost surely, 2^42279996 is an apocalyptic number.

It is an amenable number.

42279996 is an abundant number, since it is smaller than the sum of its proper divisors (65342148).

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

42279996 is a wasteful number, since it uses less digits than its factorization.

42279996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320321 (or 320319 counting only the distinct ones).

The product of its digits is 489888, while the sum is 48.

The square root of 42279996 is about 6502.3069752204. The cubic root of 42279996 is about 348.3733936411.

The spelling of 42279996 in words is "forty-two million, two hundred seventy-nine thousand, nine hundred ninety-six".