742231476 has 72 divisors (see below), whose sum is σ = 2159976000. Its totient is φ = 210508416.

The previous prime is 742231463. The next prime is 742231517. The reversal of 742231476 is 674132247.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 742231476.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23775 + ... + 45273.

Almost surely, 2^742231476 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 742231476, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1079988000).

742231476 is an abundant number, since it is smaller than the sum of its proper divisors (1417744524).

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

742231476 is a wasteful number, since it uses less digits than its factorization.

742231476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21653 (or 21648 counting only the distinct ones).

The product of its digits is 56448, while the sum is 36.

The square root of 742231476 is about 27243.9254880790. The cubic root of 742231476 is about 905.4124371850.

The spelling of 742231476 in words is "seven hundred forty-two million, two hundred thirty-one thousand, four hundred seventy-six".