72969734 has 8 divisors (see below), whose sum is σ = 109494840. Its totient is φ = 36471456.

The previous prime is 72969733. The next prime is 72969737. The reversal of 72969734 is 43796927.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72969733) 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, 2777 + ... + 12395.

It is an arithmetic number, because the mean of its divisors is an integer number (13686855).

Almost surely, 2^72969734 is an apocalyptic number.

72969734 is a deficient number, since it is larger than the sum of its proper divisors (36525106).

72969734 is a wasteful number, since it uses less digits than its factorization.

72969734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13414.

The product of its digits is 571536, while the sum is 47.

The square root of 72969734 is about 8542.2323780145. The cubic root of 72969734 is about 417.8761528046.

The spelling of 72969734 in words is "seventy-two million, nine hundred sixty-nine thousand, seven hundred thirty-four".