533138390 has 64 divisors (see below), whose sum is σ = 1032652800. Its totient is φ = 197704320.

The previous prime is 533138357. The next prime is 533138393. The reversal of 533138390 is 93831335.

It is a self number, because there is not a number n which added to its sum of digits gives 533138390.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (533138393) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1610525 + ... + 1610855.

It is an arithmetic number, because the mean of its divisors is an integer number (16135200).

Almost surely, 2^533138390 is an apocalyptic number.

533138390 is a deficient number, since it is larger than the sum of its proper divisors (499514410).

533138390 is a wasteful number, since it uses less digits than its factorization.

533138390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557.

The product of its (nonzero) digits is 29160, while the sum is 35.

The square root of 533138390 is about 23089.7897348590. The cubic root of 533138390 is about 810.8614469745.

The spelling of 533138390 in words is "five hundred thirty-three million, one hundred thirty-eight thousand, three hundred ninety".