748168502 has 4 divisors (see below), whose sum is σ = 1122252756. Its totient is φ = 374084250.

The previous prime is 748168489. The next prime is 748168507. The reversal of 748168502 is 205861847.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×748168502² = 1119512214769848008, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 748168502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (748168507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 187042124 + ... + 187042127.

It is an arithmetic number, because the mean of its divisors is an integer number (280563189).

Almost surely, 2^748168502 is an apocalyptic number.

748168502 is a deficient number, since it is larger than the sum of its proper divisors (374084254).

748168502 is a wasteful number, since it uses less digits than its factorization.

748168502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374084253.

The product of its (nonzero) digits is 107520, while the sum is 41.

The square root of 748168502 is about 27352.6690105372. The cubic root of 748168502 is about 907.8201263172.

The spelling of 748168502 in words is "seven hundred forty-eight million, one hundred sixty-eight thousand, five hundred two".