612042236 has 48 divisors (see below), whose sum is σ = 1207008768. Its totient is φ = 269438400.

The previous prime is 612042229. The next prime is 612042241. The reversal of 612042236 is 632240216.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent 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, 754271 + ... + 755081.

It is an arithmetic number, because the mean of its divisors is an integer number (25146016).

Almost surely, 2^612042236 is an apocalyptic number.

It is an amenable number.

612042236 is a deficient number, since it is larger than the sum of its proper divisors (594966532).

612042236 is a wasteful number, since it uses less digits than its factorization.

612042236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1482 (or 1480 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 612042236 is about 24739.4873835332. The cubic root of 612042236 is about 849.0380055526.

The spelling of 612042236 in words is "six hundred twelve million, forty-two thousand, two hundred thirty-six".