748196520 has 128 divisors (see below), whose sum is σ = 2458771200. Its totient is φ = 181293056.

The previous prime is 748196513. The next prime is 748196521. The reversal of 748196520 is 25691847.

It is a super-2 number, since 2×748196520² = 1119596065080220800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (748196521) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52837 + ... + 65483.

It is an arithmetic number, because the mean of its divisors is an integer number (19209150).

Almost surely, 2^748196520 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 748196520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1229385600).

748196520 is an abundant number, since it is smaller than the sum of its proper divisors (1710574680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

748196520 is a wasteful number, since it uses less digits than its factorization.

748196520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12707 (or 12703 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 42.

The square root of 748196520 is about 27353.1811678276. The cubic root of 748196520 is about 907.8314584288.

The spelling of 748196520 in words is "seven hundred forty-eight million, one hundred ninety-six thousand, five hundred twenty".