100732442 has 4 divisors (see below), whose sum is σ = 151098666. Its totient is φ = 50366220.

The previous prime is 100732427. The next prime is 100732453. The reversal of 100732442 is 244237001.

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

It can be written as a sum of positive squares in only one way, i.e., 97042201 + 3690241 = 9851^2 + 1921^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25183109 + ... + 25183112.

Almost surely, 2^100732442 is an apocalyptic number.

100732442 is a deficient number, since it is larger than the sum of its proper divisors (50366224).

100732442 is an equidigital number, since it uses as much as digits as its factorization.

100732442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50366223.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 100732442 is about 10036.5552855549. Note that the first 3 decimals coincide. The cubic root of 100732442 is about 465.2893593464.

Adding to 100732442 its reverse (244237001), we get a palindrome (344969443).

The spelling of 100732442 in words is "one hundred million, seven hundred thirty-two thousand, four hundred forty-two".