1427724475 has 12 divisors (see below), whose sum is σ = 1784322304. Its totient is φ = 1133183520.

The previous prime is 1427724469. The next prime is 1427724497. The reversal of 1427724475 is 5744277241.

It is not a de Polignac number, because 1427724475 - 2¹⁷ = 1427593403 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 221664 + ... + 228013.

Almost surely, 2^1427724475 is an apocalyptic number.

1427724475 is a deficient number, since it is larger than the sum of its proper divisors (356597829).

1427724475 is a wasteful number, since it uses less digits than its factorization.

1427724475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449814 (or 449809 counting only the distinct ones).

The product of its digits is 439040, while the sum is 43.

The square root of 1427724475 is about 37785.2414971772. The cubic root of 1427724475 is about 1126.0252645221.

The spelling of 1427724475 in words is "one billion, four hundred twenty-seven million, seven hundred twenty-four thousand, four hundred seventy-five".