42133502 has 12 divisors (see below), whose sum is σ = 63887040. Its totient is φ = 20840256.

The previous prime is 42133499. The next prime is 42133537. The reversal of 42133502 is 20533124.

It is a happy number.

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, 17699 + ... + 19937.

It is an arithmetic number, because the mean of its divisors is an integer number (5323920).

Almost surely, 2^42133502 is an apocalyptic number.

42133502 is a deficient number, since it is larger than the sum of its proper divisors (21753538).

42133502 is an equidigital number, since it uses as much as digits as its factorization.

42133502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2435 (or 2338 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 42133502 is about 6491.0324294368. The cubic root of 42133502 is about 347.9705737659.

Adding to 42133502 its reverse (20533124), we get a palindrome (62666626).

The spelling of 42133502 in words is "forty-two million, one hundred thirty-three thousand, five hundred two".