752281 has 2 divisors, whose sum is σ = 752282. Its totient is φ = 752280.

The previous prime is 752273. The next prime is 752287. The reversal of 752281 is 182257.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 737881 + 14400 = 859^2 + 120^2 .

It is a cyclic number.

It is not a de Polignac number, because 752281 - 2³ = 752273 is a prime.

It is a super-2 number, since 2×752281² = 1131853405922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (752287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 376140 + 376141.

It is an arithmetic number, because the mean of its divisors is an integer number (376141).

2⁷⁵²²⁸¹ is an apocalyptic number.

It is an amenable number.

752281 is a deficient number, since it is larger than the sum of its proper divisors (1).

752281 is an equidigital number, since it uses as much as digits as its factorization.

752281 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1120, while the sum is 25.

The square root of 752281 is about 867.3413399579. The cubic root of 752281 is about 90.9480442460.

The spelling of 752281 in words is "seven hundred fifty-two thousand, two hundred eighty-one".