74848279 has 8 divisors (see below), whose sum is σ = 85203072. Its totient is φ = 65085240.

The previous prime is 74848273. The next prime is 74848289. The reversal of 74848279 is 97284847.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 74848279 - 2²¹ = 72751127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74848273) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147669 + ... + 148174.

It is an arithmetic number, because the mean of its divisors is an integer number (10650384).

Almost surely, 2^74848279 is an apocalyptic number.

74848279 is a deficient number, since it is larger than the sum of its proper divisors (10354793).

74848279 is a wasteful number, since it uses less digits than its factorization.

74848279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295877.

The product of its digits is 903168, while the sum is 49.

The square root of 74848279 is about 8651.4899872796. The cubic root of 74848279 is about 421.4317707969.

The spelling of 74848279 in words is "seventy-four million, eight hundred forty-eight thousand, two hundred seventy-nine".