423157002 has 16 divisors (see below), whose sum is σ = 846842880. Its totient is φ = 140964192.

The previous prime is 423156989. The next prime is 423157003. The reversal of 423157002 is 200751324.

It is not an unprimeable number, because it can be changed into a prime (423157003) 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, 11227 + ... + 31182.

It is an arithmetic number, because the mean of its divisors is an integer number (52927680).

Almost surely, 2^423157002 is an apocalyptic number.

423157002 is an abundant number, since it is smaller than the sum of its proper divisors (423685878).

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

423157002 is a wasteful number, since it uses less digits than its factorization.

423157002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44077.

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 423157002 is about 20570.7802963330. The cubic root of 423157002 is about 750.7589366501.

The spelling of 423157002 in words is "four hundred twenty-three million, one hundred fifty-seven thousand, two".