42099734 has 8 divisors (see below), whose sum is σ = 64039248. Its totient is φ = 20753320.

The previous prime is 42099727. The next prime is 42099737. The reversal of 42099734 is 43799024.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42099737) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148097 + ... + 148380.

It is an arithmetic number, because the mean of its divisors is an integer number (8004906).

Almost surely, 2^42099734 is an apocalyptic number.

42099734 is a deficient number, since it is larger than the sum of its proper divisors (21939514).

42099734 is a wasteful number, since it uses less digits than its factorization.

42099734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296550.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 42099734 is about 6488.4307810132. The cubic root of 42099734 is about 347.8775882929.

The spelling of 42099734 in words is "forty-two million, ninety-nine thousand, seven hundred thirty-four".