1426346357 has 4 divisors (see below), whose sum is σ = 1488361440. Its totient is φ = 1364331276.

The previous prime is 1426346351. The next prime is 1426346377. The reversal of 1426346357 is 7536436241.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1426346357 - 2²⁰ = 1425297781 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1426346351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31007507 + ... + 31007552.

It is an arithmetic number, because the mean of its divisors is an integer number (372090360).

Almost surely, 2^1426346357 is an apocalyptic number.

It is an amenable number.

1426346357 is a deficient number, since it is larger than the sum of its proper divisors (62015083).

1426346357 is an equidigital number, since it uses as much as digits as its factorization.

1426346357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62015082.

The product of its digits is 362880, while the sum is 41.

The square root of 1426346357 is about 37767.0009002568. Note that the first 3 decimals coincide. The cubic root of 1426346357 is about 1125.6628474327.

The spelling of 1426346357 in words is "one billion, four hundred twenty-six million, three hundred forty-six thousand, three hundred fifty-seven".