225039701 has 2 divisors, whose sum is σ = 225039702. Its totient is φ = 225039700.

The previous prime is 225039691. The next prime is 225039719. The reversal of 225039701 is 107930522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 224220676 + 819025 = 14974^2 + 905^2 .

It is a cyclic number.

It is not a de Polignac number, because 225039701 - 2¹⁰ = 225038677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225038701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112519850 + 112519851.

It is an arithmetic number, because the mean of its divisors is an integer number (112519851).

Almost surely, 2^225039701 is an apocalyptic number.

It is an amenable number.

225039701 is a deficient number, since it is larger than the sum of its proper divisors (1).

225039701 is an equidigital number, since it uses as much as digits as its factorization.

225039701 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 225039701 is about 15001.3233082952. The cubic root of 225039701 is about 608.2559707130.

The spelling of 225039701 in words is "two hundred twenty-five million, thirty-nine thousand, seven hundred one".