72534214 has 8 divisors (see below), whose sum is σ = 109050480. Its totient is φ = 36184056.

The previous prime is 72534197. The next prime is 72534221. The reversal of 72534214 is 41243527.

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

It is a super-2 number, since 2×72534214² = 10522424401195592, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40429 + ... + 42184.

It is an arithmetic number, because the mean of its divisors is an integer number (13631310).

Almost surely, 2^72534214 is an apocalyptic number.

72534214 is a deficient number, since it is larger than the sum of its proper divisors (36516266).

72534214 is a wasteful number, since it uses less digits than its factorization.

72534214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83054.

The product of its digits is 6720, while the sum is 28.

The square root of 72534214 is about 8516.7020612441. The cubic root of 72534214 is about 417.0431284191.

The spelling of 72534214 in words is "seventy-two million, five hundred thirty-four thousand, two hundred fourteen".