742631424 has 48 divisors (see below), whose sum is σ = 1979883360. Its totient is φ = 247541760.

The previous prime is 742631413. The next prime is 742631431. The reversal of 742631424 is 424136247.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54292 + ... + 66579.

It is an arithmetic number, because the mean of its divisors is an integer number (41247570).

Almost surely, 2^742631424 is an apocalyptic number.

It is an amenable number.

742631424 is an abundant number, since it is smaller than the sum of its proper divisors (1237251936).

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

742631424 is a wasteful number, since it uses less digits than its factorization.

742631424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120896 (or 120876 counting only the distinct ones).

The product of its digits is 32256, while the sum is 33.

The square root of 742631424 is about 27251.2646312056. The cubic root of 742631424 is about 905.5750337526.

The spelling of 742631424 in words is "seven hundred forty-two million, six hundred thirty-one thousand, four hundred twenty-four".