42051597 has 16 divisors (see below), whose sum is σ = 64204800. Its totient is φ = 23982192.

The previous prime is 42051589. The next prime is 42051619. The reversal of 42051597 is 79515024.

It is not a de Polignac number, because 42051597 - 2³ = 42051589 is a prime.

42051597 is a modest number, since divided by 51597 gives 42 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42051517) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10908 + ... + 14250.

It is an arithmetic number, because the mean of its divisors is an integer number (4012800).

Almost surely, 2^42051597 is an apocalyptic number.

It is an amenable number.

42051597 is a deficient number, since it is larger than the sum of its proper divisors (22153203).

42051597 is a wasteful number, since it uses less digits than its factorization.

42051597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3952.

The product of its (nonzero) digits is 12600, while the sum is 33.

The square root of 42051597 is about 6484.7202715306. The cubic root of 42051597 is about 347.7449495299.

The spelling of 42051597 in words is "forty-two million, fifty-one thousand, five hundred ninety-seven".