40232442 has 16 divisors (see below), whose sum is σ = 80539200. Its totient is φ = 13398432.

The previous prime is 40232429. The next prime is 40232453. The reversal of 40232442 is 24423204.

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, 5998 + ... + 10790.

It is an arithmetic number, because the mean of its divisors is an integer number (5033700).

Almost surely, 2^40232442 is an apocalyptic number.

40232442 is an abundant number, since it is smaller than the sum of its proper divisors (40306758).

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

40232442 is a wasteful number, since it uses less digits than its factorization.

40232442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6197.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 40232442 is about 6342.9048550329. The cubic root of 40232442 is about 342.6563606662.

Adding to 40232442 its reverse (24423204), we get a palindrome (64655646).

The spelling of 40232442 in words is "forty million, two hundred thirty-two thousand, four hundred forty-two".