1812073358 has 16 divisors (see below), whose sum is σ = 2862000000. Its totient is φ = 858101112.

The previous prime is 1812073327. The next prime is 1812073399. The reversal of 1812073358 is 8533702181.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237893 + ... + 245391.

It is an arithmetic number, because the mean of its divisors is an integer number (178875000).

Almost surely, 2^1812073358 is an apocalyptic number.

1812073358 is a deficient number, since it is larger than the sum of its proper divisors (1049926642).

1812073358 is a wasteful number, since it uses less digits than its factorization.

1812073358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13879.

The product of its (nonzero) digits is 40320, while the sum is 38.

The square root of 1812073358 is about 42568.4549637405. The cubic root of 1812073358 is about 1219.1540668949.

The spelling of 1812073358 in words is "one billion, eight hundred twelve million, seventy-three thousand, three hundred fifty-eight".