52400590 has 16 divisors (see below), whose sum is σ = 102895920. Its totient is φ = 19054720.

The previous prime is 52400573. The next prime is 52400591. The reversal of 52400590 is 9500425.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52400591) 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, 238075 + ... + 238294.

It is an arithmetic number, because the mean of its divisors is an integer number (6430995).

Almost surely, 2^52400590 is an apocalyptic number.

52400590 is a deficient number, since it is larger than the sum of its proper divisors (50495330).

52400590 is a wasteful number, since it uses less digits than its factorization.

52400590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476387.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 52400590 is about 7238.8251809254. The cubic root of 52400590 is about 374.2071307296.

The spelling of 52400590 in words is "fifty-two million, four hundred thousand, five hundred ninety".