42699093 has 4 divisors (see below), whose sum is σ = 56932128. Its totient is φ = 28466060.

The previous prime is 42699089. The next prime is 42699113. The reversal of 42699093 is 39099624.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42699093 - 2² = 42699089 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42692093) 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, 7116513 + ... + 7116518.

It is an arithmetic number, because the mean of its divisors is an integer number (14233032).

Almost surely, 2^42699093 is an apocalyptic number.

It is an amenable number.

42699093 is a deficient number, since it is larger than the sum of its proper divisors (14233035).

42699093 is a wasteful number, since it uses less digits than its factorization.

42699093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14233034.

The product of its (nonzero) digits is 104976, while the sum is 42.

The square root of 42699093 is about 6534.4543000927. The cubic root of 42699093 is about 349.5206853891.

The spelling of 42699093 in words is "forty-two million, six hundred ninety-nine thousand, ninety-three".