748478 has 4 divisors (see below), whose sum is σ = 1122720. Its totient is φ = 374238.

The previous prime is 748471. The next prime is 748481. The reversal of 748478 is 874847.

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

It is a plaindrome in base 14.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (748471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 187118 + ... + 187121.

It is an arithmetic number, because the mean of its divisors is an integer number (280680).

2⁷⁴⁸⁴⁷⁸ is an apocalyptic number.

748478 is a deficient number, since it is larger than the sum of its proper divisors (374242).

748478 is a wasteful number, since it uses less digits than its factorization.

748478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374241.

The product of its digits is 50176, while the sum is 38.

The square root of 748478 is about 865.1462304143. The cubic root of 748478 is about 90.7945289645.

The spelling of 748478 in words is "seven hundred forty-eight thousand, four hundred seventy-eight".