1426725307 has 32 divisors (see below), whose sum is σ = 1734656000. Its totient is φ = 1171648800.

The previous prime is 1426725301. The next prime is 1426725343. The reversal of 1426725307 is 7035276241.

It is a happy number.

It is not a de Polignac number, because 1426725307 - 2¹⁹ = 1426201019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1426725301) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1158382 + ... + 1159612.

It is an arithmetic number, because the mean of its divisors is an integer number (54208000).

Almost surely, 2^1426725307 is an apocalyptic number.

1426725307 is a deficient number, since it is larger than the sum of its proper divisors (307930693).

1426725307 is a wasteful number, since it uses less digits than its factorization.

1426725307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1392 (or 1378 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 37.

The square root of 1426725307 is about 37772.0175129685. The cubic root of 1426725307 is about 1125.7625268602.

The spelling of 1426725307 in words is "one billion, four hundred twenty-six million, seven hundred twenty-five thousand, three hundred seven".