538422790 has 16 divisors (see below), whose sum is σ = 985588560. Its totient is φ = 211718560.

The previous prime is 538422763. The next prime is 538422799. The reversal of 538422790 is 97224835.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538422799) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 455701 + ... + 456880.

It is an arithmetic number, because the mean of its divisors is an integer number (61599285).

Almost surely, 2^538422790 is an apocalyptic number.

538422790 is a deficient number, since it is larger than the sum of its proper divisors (447165770).

538422790 is a wasteful number, since it uses less digits than its factorization.

538422790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 912647.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 538422790 is about 23203.9391052468. The cubic root of 538422790 is about 813.5316958099.

The spelling of 538422790 in words is "five hundred thirty-eight million, four hundred twenty-two thousand, seven hundred ninety".