100039442 has 8 divisors (see below), whose sum is σ = 152299056. Its totient is φ = 49273092.

The previous prime is 100039421. The next prime is 100039477. The reversal of 100039442 is 244930001.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 373148 + ... + 373415.

It is an arithmetic number, because the mean of its divisors is an integer number (19037382).

Almost surely, 2^100039442 is an apocalyptic number.

100039442 is a deficient number, since it is larger than the sum of its proper divisors (52259614).

100039442 is an equidigital number, since it uses as much as digits as its factorization.

100039442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746632.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 100039442 is about 10001.9719055794. The cubic root of 100039442 is about 464.2198998555.

Adding to 100039442 its reverse (244930001), we get a palindrome (344969443).

The spelling of 100039442 in words is "one hundred million, thirty-nine thousand, four hundred forty-two".