1423642355 has 16 divisors (see below), whose sum is σ = 1799949600. Its totient is φ = 1077972480.

The previous prime is 1423642333. The next prime is 1423642387. The reversal of 1423642355 is 5532463241.

It is not a de Polignac number, because 1423642355 - 2⁶ = 1423642291 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105851 + ... + 118539.

It is an arithmetic number, because the mean of its divisors is an integer number (112496850).

Almost surely, 2^1423642355 is an apocalyptic number.

1423642355 is a deficient number, since it is larger than the sum of its proper divisors (376307245).

1423642355 is a wasteful number, since it uses less digits than its factorization.

1423642355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13894.

The product of its digits is 86400, while the sum is 35.

The square root of 1423642355 is about 37731.1854438739. The cubic root of 1423642355 is about 1124.9510707938.

The spelling of 1423642355 in words is "one billion, four hundred twenty-three million, six hundred forty-two thousand, three hundred fifty-five".