1425339830 has 8 divisors (see below), whose sum is σ = 2565611712. Its totient is φ = 570135928.

The previous prime is 1425339829. The next prime is 1425339833. The reversal of 1425339830 is 389335241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1425339833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71266982 + ... + 71267001.

It is an arithmetic number, because the mean of its divisors is an integer number (320701464).

Almost surely, 2^1425339830 is an apocalyptic number.

1425339830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1425339830 is a deficient number, since it is larger than the sum of its proper divisors (1140271882).

1425339830 is a wasteful number, since it uses less digits than its factorization.

1425339830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142533990.

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 1425339830 is about 37753.6730663389. The cubic root of 1425339830 is about 1125.3980037040.

The spelling of 1425339830 in words is "one billion, four hundred twenty-five million, three hundred thirty-nine thousand, eight hundred thirty".