123272494 has 8 divisors (see below), whose sum is σ = 194640840. Its totient is φ = 58392216.

The previous prime is 123272489. The next prime is 123272503. The reversal of 123272494 is 494272321.

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

It is a super-2 number, since 2×123272494² = 30392215553960072, 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 (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1621969 + ... + 1622044.

It is an arithmetic number, because the mean of its divisors is an integer number (24330105).

Almost surely, 2^123272494 is an apocalyptic number.

123272494 is a deficient number, since it is larger than the sum of its proper divisors (71368346).

123272494 is a wasteful number, since it uses less digits than its factorization.

123272494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3244034.

The product of its digits is 24192, while the sum is 34.

The square root of 123272494 is about 11102.8146881770. The cubic root of 123272494 is about 497.6859656784.

The spelling of 123272494 in words is "one hundred twenty-three million, two hundred seventy-two thousand, four hundred ninety-four".