1425722402 has 16 divisors (see below), whose sum is σ = 2313427200. Its totient is φ = 655072272.

The previous prime is 1425722371. The next prime is 1425722407. The reversal of 1425722402 is 2042275241.

It is not an unprimeable number, because it can be changed into a prime (1425722407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117152 + ... + 128747.

It is an arithmetic number, because the mean of its divisors is an integer number (144589200).

Almost surely, 2^1425722402 is an apocalyptic number.

1425722402 is a deficient number, since it is larger than the sum of its proper divisors (887704798).

1425722402 is a wasteful number, since it uses less digits than its factorization.

1425722402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246137.

The product of its (nonzero) digits is 8960, while the sum is 29.

The square root of 1425722402 is about 37758.7394122208. The cubic root of 1425722402 is about 1125.4986831446.

Adding to 1425722402 its reverse (2042275241), we get a palindrome (3467997643).

The spelling of 1425722402 in words is "one billion, four hundred twenty-five million, seven hundred twenty-two thousand, four hundred two".