612829074 has 64 divisors (see below), whose sum is σ = 1444101120. Its totient is φ = 170925120.

The previous prime is 612829069. The next prime is 612829081. The reversal of 612829074 is 470928216.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 375849 + ... + 377475.

It is an arithmetic number, because the mean of its divisors is an integer number (22564080).

Almost surely, 2^612829074 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 612829074, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (722050560).

612829074 is an abundant number, since it is smaller than the sum of its proper divisors (831272046).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

612829074 is a wasteful number, since it uses less digits than its factorization.

612829074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2095.

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 612829074 is about 24755.3847475655. The cubic root of 612829074 is about 849.4016892161.

The spelling of 612829074 in words is "six hundred twelve million, eight hundred twenty-nine thousand, seventy-four".