1406364225 has 24 divisors (see below), whose sum is σ = 2657359680. Its totient is φ = 642909120.

The previous prime is 1406364217. The next prime is 1406364257. The reversal of 1406364225 is 5224636041.

It is not a de Polignac number, because 1406364225 - 2³ = 1406364217 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1338870 + ... + 1339919.

It is an arithmetic number, because the mean of its divisors is an integer number (110723320).

Almost surely, 2^1406364225 is an apocalyptic number.

1406364225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1406364225 is a deficient number, since it is larger than the sum of its proper divisors (1250995455).

1406364225 is a wasteful number, since it uses less digits than its factorization.

1406364225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2678809 (or 2678804 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 1406364225 is about 37501.5229690742. The cubic root of 1406364225 is about 1120.3815199488.

The spelling of 1406364225 in words is "one billion, four hundred six million, three hundred sixty-four thousand, two hundred twenty-five".