742345748 has 6 divisors (see below), whose sum is σ = 1299105066. Its totient is φ = 371172872.

The previous prime is 742345739. The next prime is 742345771. The reversal of 742345748 is 847543247.

It can be written as a sum of positive squares in only one way, i.e., 680062084 + 62283664 = 26078^2 + 7892^2 .

It is a junction number, because it is equal to n+sod(n) for n = 742345699 and 742345708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 92793215 + ... + 92793222.

It is an arithmetic number, because the mean of its divisors is an integer number (216517511).

Almost surely, 2^742345748 is an apocalyptic number.

It is an amenable number.

742345748 is a deficient number, since it is larger than the sum of its proper divisors (556759318).

742345748 is a wasteful number, since it uses less digits than its factorization.

742345748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185586441 (or 185586439 counting only the distinct ones).

The product of its digits is 752640, while the sum is 44.

The square root of 742345748 is about 27246.0226088139. The cubic root of 742345748 is about 905.4588997708.

The spelling of 742345748 in words is "seven hundred forty-two million, three hundred forty-five thousand, seven hundred forty-eight".