42052502 has 4 divisors (see below), whose sum is σ = 63078756. Its totient is φ = 21026250.

The previous prime is 42052499. The next prime is 42052513. The reversal of 42052502 is 20525024.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10513124 + ... + 10513127.

It is an arithmetic number, because the mean of its divisors is an integer number (15769689).

Almost surely, 2^42052502 is an apocalyptic number.

42052502 is a deficient number, since it is larger than the sum of its proper divisors (21026254).

42052502 is a wasteful number, since it uses less digits than its factorization.

42052502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21026253.

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 42052502 is about 6484.7900505722. The cubic root of 42052502 is about 347.7474441393.

Adding to 42052502 its reverse (20525024), we get a palindrome (62577526).

The spelling of 42052502 in words is "forty-two million, fifty-two thousand, five hundred two".