72469394 has 8 divisors (see below), whose sum is σ = 111017088. Its totient is φ = 35463700.

The previous prime is 72469393. The next prime is 72469399. The reversal of 72469394 is 49396427.

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

It is not an unprimeable number, because it can be changed into a prime (72469393) 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, 385382 + ... + 385569.

It is an arithmetic number, because the mean of its divisors is an integer number (13877136).

Almost surely, 2^72469394 is an apocalyptic number.

72469394 is a deficient number, since it is larger than the sum of its proper divisors (38547694).

72469394 is a wasteful number, since it uses less digits than its factorization.

72469394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 771000.

The product of its digits is 326592, while the sum is 44.

The square root of 72469394 is about 8512.8957470417. The cubic root of 72469394 is about 416.9188615815.

The spelling of 72469394 in words is "seventy-two million, four hundred sixty-nine thousand, three hundred ninety-four".