3126289425 has 36 divisors (see below), whose sum is σ = 6012691056. Its totient is φ = 1429159200.

The previous prime is 3126289399. The next prime is 3126289471. The reversal of 3126289425 is 5249826213.

It is not a de Polignac number, because 3126289425 - 2⁸ = 3126289169 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 421671 + ... + 429020.

It is an arithmetic number, because the mean of its divisors is an integer number (167019196).

Almost surely, 2^3126289425 is an apocalyptic number.

3126289425 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3126289425 is a deficient number, since it is larger than the sum of its proper divisors (2886401631).

3126289425 is a wasteful number, since it uses less digits than its factorization.

3126289425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 850718 (or 850706 counting only the distinct ones).

The product of its digits is 207360, while the sum is 42.

The square root of 3126289425 is about 55913.2312158759. The cubic root of 3126289425 is about 1462.2099242066.

The spelling of 3126289425 in words is "three billion, one hundred twenty-six million, two hundred eighty-nine thousand, four hundred twenty-five".