1233856473 has 8 divisors (see below), whose sum is σ = 1648891200. Its totient is φ = 820696368.

The previous prime is 1233856411. The next prime is 1233856489. The reversal of 1233856473 is 3746583321.

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

It is not a de Polignac number, because 1233856473 - 2¹² = 1233852377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1233855473) 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, 467118 + ... + 469751.

It is an arithmetic number, because the mean of its divisors is an integer number (206111400).

Almost surely, 2^1233856473 is an apocalyptic number.

It is an amenable number.

1233856473 is a deficient number, since it is larger than the sum of its proper divisors (415034727).

1233856473 is an equidigital number, since it uses as much as digits as its factorization.

1233856473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 937311.

The product of its digits is 362880, while the sum is 42.

The square root of 1233856473 is about 35126.2931861590. The cubic root of 1233856473 is about 1072.5598803782.

The spelling of 1233856473 in words is "one billion, two hundred thirty-three million, eight hundred fifty-six thousand, four hundred seventy-three".