52021364 has 12 divisors (see below), whose sum is σ = 91257600. Its totient is φ = 25947768.

The previous prime is 52021313. The next prime is 52021369. The reversal of 52021364 is 46312025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52021369) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13844 + ... + 17195.

It is an arithmetic number, because the mean of its divisors is an integer number (7604800).

Almost surely, 2^52021364 is an apocalyptic number.

It is an amenable number.

52021364 is a deficient number, since it is larger than the sum of its proper divisors (39236236).

52021364 is a wasteful number, since it uses less digits than its factorization.

52021364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31462 (or 31460 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 52021364 is about 7212.5837256839. The cubic root of 52021364 is about 373.3022249448.

Adding to 52021364 its reverse (46312025), we get a palindrome (98333389).

The spelling of 52021364 in words is "fifty-two million, twenty-one thousand, three hundred sixty-four".