517247094 has 64 divisors (see below), whose sum is σ = 1275886080. Its totient is φ = 136131840.

The previous prime is 517247077. The next prime is 517247147. The reversal of 517247094 is 490742715.

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

It is a congruent 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, 441129 + ... + 442299.

It is an arithmetic number, because the mean of its divisors is an integer number (19935720).

Almost surely, 2^517247094 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 517247094, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (637943040).

517247094 is an abundant number, since it is smaller than the sum of its proper divisors (758638986).

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

517247094 is a wasteful number, since it uses less digits than its factorization.

517247094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2005.

The product of its (nonzero) digits is 70560, while the sum is 39.

The square root of 517247094 is about 22743.0669435765. The cubic root of 517247094 is about 802.7235785855.

The spelling of 517247094 in words is "five hundred seventeen million, two hundred forty-seven thousand, ninety-four".