742044671 has 4 divisors (see below), whose sum is σ = 748611552. Its totient is φ = 735477792.

The previous prime is 742044661. The next prime is 742044701. The reversal of 742044671 is 176440247.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 176440247 = 5923 ⋅29789.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-742044671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742044661) 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, 3283271 + ... + 3283496.

It is an arithmetic number, because the mean of its divisors is an integer number (187152888).

Almost surely, 2^742044671 is an apocalyptic number.

742044671 is a deficient number, since it is larger than the sum of its proper divisors (6566881).

742044671 is a wasteful number, since it uses less digits than its factorization.

742044671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6566880.

The product of its (nonzero) digits is 37632, while the sum is 35.

The square root of 742044671 is about 27240.4968934122. The cubic root of 742044671 is about 905.3364726703.

The spelling of 742044671 in words is "seven hundred forty-two million, forty-four thousand, six hundred seventy-one".