742645032 has 16 divisors (see below), whose sum is σ = 1856612640. Its totient is φ = 247548336.

The previous prime is 742645031. The next prime is 742645061. The reversal of 742645032 is 230546247.

It is a junction number, because it is equal to n+sod(n) for n = 742644984 and 742645002.

It is not an unprimeable number, because it can be changed into a prime (742645031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15471748 + ... + 15471795.

It is an arithmetic number, because the mean of its divisors is an integer number (116038290).

Almost surely, 2^742645032 is an apocalyptic number.

It is an amenable number.

742645032 is an abundant number, since it is smaller than the sum of its proper divisors (1113967608).

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

742645032 is a wasteful number, since it uses less digits than its factorization.

742645032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30943552 (or 30943548 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 33.

The square root of 742645032 is about 27251.5143065482. The cubic root of 742645032 is about 905.5805649799.

The spelling of 742645032 in words is "seven hundred forty-two million, six hundred forty-five thousand, thirty-two".