42699325 has 12 divisors (see below), whose sum is σ = 56062260. Its totient is φ = 32149760.

The previous prime is 42699299. The next prime is 42699337. The reversal of 42699325 is 52399624.

42699325 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 2414916 + 40284409 = 1554^2 + 6347^2 .

It is not a de Polignac number, because 42699325 - 2²⁵ = 9144893 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49810 + ... + 50659.

It is an arithmetic number, because the mean of its divisors is an integer number (4671855).

Almost surely, 2^42699325 is an apocalyptic number.

It is an amenable number.

42699325 is a deficient number, since it is larger than the sum of its proper divisors (13362935).

42699325 is a wasteful number, since it uses less digits than its factorization.

42699325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100496 (or 100491 counting only the distinct ones).

The product of its digits is 116640, while the sum is 40.

The square root of 42699325 is about 6534.4720521248. The cubic root of 42699325 is about 349.5213184131.

The spelling of 42699325 in words is "forty-two million, six hundred ninety-nine thousand, three hundred twenty-five".