748513 has 2 divisors, whose sum is σ = 748514. Its totient is φ = 748512.

The previous prime is 748499. The next prime is 748523. The reversal of 748513 is 315847.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 613089 + 135424 = 783^2 + 368^2 .

It is a cyclic number.

It is not a de Polignac number, because 748513 - 2⁵ = 748481 is a prime.

It is a super-2 number, since 2×748513² = 1120543422338, which contains 22 as substring.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (748523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 374256 + 374257.

It is an arithmetic number, because the mean of its divisors is an integer number (374257).

2⁷⁴⁸⁵¹³ is an apocalyptic number.

It is an amenable number.

748513 is a deficient number, since it is larger than the sum of its proper divisors (1).

748513 is an equidigital number, since it uses as much as digits as its factorization.

748513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3360, while the sum is 28.

The square root of 748513 is about 865.1664579721. The cubic root of 748513 is about 90.7959441738.

The spelling of 748513 in words is "seven hundred forty-eight thousand, five hundred thirteen".