1016426225 has 24 divisors (see below), whose sum is σ = 1284318840. Its totient is φ = 797760000.

The previous prime is 1016426219. The next prime is 1016426227. The reversal of 1016426225 is 5226246101.

It can be written as a sum of positive squares in 12 ways, for example, as 699443809 + 316982416 = 26447^2 + 17804^2 .

It is not a de Polignac number, because 1016426225 - 2⁶ = 1016426161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1016426227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 915971 + ... + 917079.

It is an arithmetic number, because the mean of its divisors is an integer number (53513285).

Almost surely, 2^1016426225 is an apocalyptic number.

It is an amenable number.

1016426225 is a deficient number, since it is larger than the sum of its proper divisors (267892615).

1016426225 is a wasteful number, since it uses less digits than its factorization.

1016426225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1781 (or 1776 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 1016426225 is about 31881.4401337204. The cubic root of 1016426225 is about 1005.4456988653.

The spelling of 1016426225 in words is "one billion, sixteen million, four hundred twenty-six thousand, two hundred twenty-five".