742740974 has 4 divisors (see below), whose sum is σ = 1114111464. Its totient is φ = 371370486.

The previous prime is 742740967. The next prime is 742740991. The reversal of 742740974 is 479047247.

It is a happy number.

It is a semiprime because it is the product of two primes.

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, 185685242 + ... + 185685245.

It is an arithmetic number, because the mean of its divisors is an integer number (278527866).

Almost surely, 2^742740974 is an apocalyptic number.

742740974 is a deficient number, since it is larger than the sum of its proper divisors (371370490).

742740974 is a wasteful number, since it uses less digits than its factorization.

742740974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371370489.

The product of its (nonzero) digits is 395136, while the sum is 44.

The square root of 742740974 is about 27253.2745555465. The cubic root of 742740974 is about 905.6195604918.

The spelling of 742740974 in words is "seven hundred forty-two million, seven hundred forty thousand, nine hundred seventy-four".