538605902 has 4 divisors (see below), whose sum is σ = 807908856. Its totient is φ = 269302950.

The previous prime is 538605877. The next prime is 538605911. The reversal of 538605902 is 209506835.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134651474 + ... + 134651477.

It is an arithmetic number, because the mean of its divisors is an integer number (201977214).

Almost surely, 2^538605902 is an apocalyptic number.

538605902 is a deficient number, since it is larger than the sum of its proper divisors (269302954).

538605902 is a wasteful number, since it uses less digits than its factorization.

538605902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269302953.

The product of its (nonzero) digits is 64800, while the sum is 38.

The square root of 538605902 is about 23207.8844792023. The cubic root of 538605902 is about 813.6239099177.

The spelling of 538605902 in words is "five hundred thirty-eight million, six hundred five thousand, nine hundred two".