742028136 has 32 divisors (see below), whose sum is σ = 1855824000. Its totient is φ = 247242240.

The previous prime is 742028129. The next prime is 742028153. The reversal of 742028136 is 631820247.

742028136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 742028097 and 742028106.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76065 + ... + 85263.

It is an arithmetic number, because the mean of its divisors is an integer number (57994500).

Almost surely, 2^742028136 is an apocalyptic number.

It is an amenable number.

742028136 is an abundant number, since it is smaller than the sum of its proper divisors (1113795864).

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

742028136 is a wasteful number, since it uses less digits than its factorization.

742028136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12569 (or 12565 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 742028136 is about 27240.1933913840. The cubic root of 742028136 is about 905.3297480752.

The spelling of 742028136 in words is "seven hundred forty-two million, twenty-eight thousand, one hundred thirty-six".