126672473 has 8 divisors (see below), whose sum is σ = 129883392. Its totient is φ = 123483136.

The previous prime is 126672461. The next prime is 126672517. The reversal of 126672473 is 374276621.

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

It is a cyclic number.

It is not a de Polignac number, because 126672473 - 2⁶ = 126672409 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (126672433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6836 + ... + 17322.

It is an arithmetic number, because the mean of its divisors is an integer number (16235424).

Almost surely, 2^126672473 is an apocalyptic number.

It is an amenable number.

126672473 is a deficient number, since it is larger than the sum of its proper divisors (3210919).

126672473 is a wasteful number, since it uses less digits than its factorization.

126672473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10791.

The product of its digits is 84672, while the sum is 38.

The square root of 126672473 is about 11254.8866275943. The cubic root of 126672473 is about 502.2200917950.

The spelling of 126672473 in words is "one hundred twenty-six million, six hundred seventy-two thousand, four hundred seventy-three".