14572738 has 4 divisors (see below), whose sum is σ = 21859110. Its totient is φ = 7286368.

The previous prime is 14572729. The next prime is 14572739. The reversal of 14572738 is 83727541.

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

It can be written as a sum of positive squares in only one way, i.e., 14569489 + 3249 = 3817^2 + 57^2 .

It is a junction number, because it is equal to n+sod(n) for n = 14572697 and 14572706.

It is not an unprimeable number, because it can be changed into a prime (14572739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3643183 + ... + 3643186.

Almost surely, 2^14572738 is an apocalyptic number.

14572738 is a deficient number, since it is larger than the sum of its proper divisors (7286372).

14572738 is an equidigital number, since it uses as much as digits as its factorization.

14572738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7286371.

The product of its digits is 47040, while the sum is 37.

The square root of 14572738 is about 3817.4255722935. The cubic root of 14572738 is about 244.2570188796.

The spelling of 14572738 in words is "fourteen million, five hundred seventy-two thousand, seven hundred thirty-eight".