742701432 has 128 divisors (see below), whose sum is σ = 2075904000. Its totient is φ = 219542400.

The previous prime is 742701419. The next prime is 742701433. The reversal of 742701432 is 234107247.

It is a self number, because there is not a number n which added to its sum of digits gives 742701432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742701433) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3519807 + ... + 3520017.

It is an arithmetic number, because the mean of its divisors is an integer number (16218000).

Almost surely, 2^742701432 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 742701432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1037952000).

742701432 is an abundant number, since it is smaller than the sum of its proper divisors (1333202568).

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

742701432 is a wasteful number, since it uses less digits than its factorization.

742701432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497 (or 493 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 30.

The square root of 742701432 is about 27252.5490917822. The cubic root of 742701432 is about 905.6034890997.

Adding to 742701432 its reverse (234107247), we get a palindrome (976808679).

The spelling of 742701432 in words is "seven hundred forty-two million, seven hundred one thousand, four hundred thirty-two".