612233345 has 16 divisors (see below), whose sum is σ = 742514688. Its totient is φ = 484585920.

The previous prime is 612233329. The next prime is 612233357. The reversal of 612233345 is 543332216.

It is not a de Polignac number, because 612233345 - 2⁴ = 612233329 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 272567 + ... + 274803.

It is an arithmetic number, because the mean of its divisors is an integer number (46407168).

Almost surely, 2^612233345 is an apocalyptic number.

It is an amenable number.

612233345 is a deficient number, since it is larger than the sum of its proper divisors (130281343).

612233345 is a wasteful number, since it uses less digits than its factorization.

612233345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2800.

The product of its digits is 12960, while the sum is 29.

The square root of 612233345 is about 24743.3495105250. The cubic root of 612233345 is about 849.1263665127.

The spelling of 612233345 in words is "six hundred twelve million, two hundred thirty-three thousand, three hundred forty-five".