1426776748 has 24 divisors (see below), whose sum is σ = 2693621952. Its totient is φ = 658754304.

The previous prime is 1426776739. The next prime is 1426776761. The reversal of 1426776748 is 8476776241.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1426776695 and 1426776704.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194340 + ... + 201547.

It is an arithmetic number, because the mean of its divisors is an integer number (112234248).

Almost surely, 2^1426776748 is an apocalyptic number.

It is an amenable number.

1426776748 is a deficient number, since it is larger than the sum of its proper divisors (1266845204).

1426776748 is a wasteful number, since it uses less digits than its factorization.

1426776748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395961 (or 395959 counting only the distinct ones).

The product of its digits is 3161088, while the sum is 52.

The square root of 1426776748 is about 37772.6984474236. The cubic root of 1426776748 is about 1125.7760565971.

The spelling of 1426776748 in words is "one billion, four hundred twenty-six million, seven hundred seventy-six thousand, seven hundred forty-eight".