72074270 has 8 divisors (see below), whose sum is σ = 129733704. Its totient is φ = 28829704.

The previous prime is 72074243. The next prime is 72074273. The reversal of 72074270 is 7247027.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72074273) 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, 3603704 + ... + 3603723.

It is an arithmetic number, because the mean of its divisors is an integer number (16216713).

Almost surely, 2^72074270 is an apocalyptic number.

72074270 is a deficient number, since it is larger than the sum of its proper divisors (57659434).

72074270 is a wasteful number, since it uses less digits than its factorization.

72074270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7207434.

The product of its (nonzero) digits is 5488, while the sum is 29.

The square root of 72074270 is about 8489.6566479452. The cubic root of 72074270 is about 416.1597597367.

The spelling of 72074270 in words is "seventy-two million, seventy-four thousand, two hundred seventy".