42153502 has 12 divisors (see below), whose sum is σ = 64740600. Its totient is φ = 20584788.

The previous prime is 42153493. The next prime is 42153541. The reversal of 42153502 is 20535124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2002 + ... + 9397.

It is an arithmetic number, because the mean of its divisors is an integer number (5395050).

Almost surely, 2^42153502 is an apocalyptic number.

42153502 is a deficient number, since it is larger than the sum of its proper divisors (22587098).

42153502 is a wasteful number, since it uses less digits than its factorization.

42153502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11487 (or 11444 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 42153502 is about 6492.5728336307. The cubic root of 42153502 is about 348.0256234711.

Adding to 42153502 its reverse (20535124), we get a palindrome (62688626).

The spelling of 42153502 in words is "forty-two million, one hundred fifty-three thousand, five hundred two".