742299712 has 224 divisors, whose sum is σ = 1956962304. Its totient is φ = 270950400.

The previous prime is 742299707. The next prime is 742299737. The reversal of 742299712 is 217992247.

It is a tau number, because it is divible by the number of its divisors (224).

It is a Harshad number since it is a multiple of its sum of digits (43).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6568968 + ... + 6569080.

Almost surely, 2^742299712 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 742299712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (978481152).

742299712 is an abundant number, since it is smaller than the sum of its proper divisors (1214662592).

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

742299712 is a wasteful number, since it uses less digits than its factorization.

742299712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217 (or 207 counting only the distinct ones).

The product of its digits is 127008, while the sum is 43.

The square root of 742299712 is about 27245.1777751587. The cubic root of 742299712 is about 905.4401822717.

The spelling of 742299712 in words is "seven hundred forty-two million, two hundred ninety-nine thousand, seven hundred twelve".