52294621 has 2 divisors, whose sum is σ = 52294622. Its totient is φ = 52294620.

The previous prime is 52294577. The next prime is 52294643. The reversal of 52294621 is 12649225.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46389721 + 5904900 = 6811^2 + 2430^2 .

It is a cyclic number.

It is not a de Polignac number, because 52294621 - 2¹⁷ = 52163549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52294651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26147310 + 26147311.

It is an arithmetic number, because the mean of its divisors is an integer number (26147311).

Almost surely, 2^52294621 is an apocalyptic number.

It is an amenable number.

52294621 is a deficient number, since it is larger than the sum of its proper divisors (1).

52294621 is an equidigital number, since it uses as much as digits as its factorization.

52294621 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 31.

The square root of 52294621 is about 7231.5019878307. The cubic root of 52294621 is about 373.9547091676.

The spelling of 52294621 in words is "fifty-two million, two hundred ninety-four thousand, six hundred twenty-one".