742858516 has 12 divisors (see below), whose sum is σ = 1318312800. Its totient is φ = 366197720.

The previous prime is 742858513. The next prime is 742858553. The reversal of 742858516 is 615858247.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742858511) 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, 1307566 + ... + 1308133.

It is an arithmetic number, because the mean of its divisors is an integer number (109859400).

Almost surely, 2^742858516 is an apocalyptic number.

It is an amenable number.

742858516 is a deficient number, since it is larger than the sum of its proper divisors (575454284).

742858516 is a wasteful number, since it uses less digits than its factorization.

742858516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2615774 (or 2615772 counting only the distinct ones).

The product of its digits is 537600, while the sum is 46.

The square root of 742858516 is about 27255.4309450429. The cubic root of 742858516 is about 905.6673307209.

The spelling of 742858516 in words is "seven hundred forty-two million, eight hundred fifty-eight thousand, five hundred sixteen".