1426642654 has 8 divisors (see below), whose sum is σ = 2141024760. Its totient is φ = 712967736.

The previous prime is 1426642627. The next prime is 1426642681. The reversal of 1426642654 is 4562466241.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1426642627) and next prime (1426642681).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171724 + ... + 179839.

It is an arithmetic number, because the mean of its divisors is an integer number (267628095).

Almost surely, 2^1426642654 is an apocalyptic number.

1426642654 is a deficient number, since it is larger than the sum of its proper divisors (714382106).

1426642654 is a wasteful number, since it uses less digits than its factorization.

1426642654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353594.

The product of its digits is 276480, while the sum is 40.

The square root of 1426642654 is about 37770.9233935312. The cubic root of 1426642654 is about 1125.7407872288.

The spelling of 1426642654 in words is "one billion, four hundred twenty-six million, six hundred forty-two thousand, six hundred fifty-four".