742455967 has 4 divisors (see below), whose sum is σ = 809951976. Its totient is φ = 674959960.

The previous prime is 742455953. The next prime is 742455971. The reversal of 742455967 is 769554247.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 742455967 - 2¹¹ = 742453919 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 742455967.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742455907) 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, 33747988 + ... + 33748009.

It is an arithmetic number, because the mean of its divisors is an integer number (202487994).

Almost surely, 2^742455967 is an apocalyptic number.

742455967 is a deficient number, since it is larger than the sum of its proper divisors (67496009).

742455967 is a wasteful number, since it uses less digits than its factorization.

742455967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67496008.

The product of its digits is 2116800, while the sum is 49.

The square root of 742455967 is about 27248.0451959402. The cubic root of 742455967 is about 905.5037099040.

The spelling of 742455967 in words is "seven hundred forty-two million, four hundred fifty-five thousand, nine hundred sixty-seven".