1479021242 has 8 divisors (see below), whose sum is σ = 2218705716. Its totient is φ = 739452672.

The previous prime is 1479021221. The next prime is 1479021251. The reversal of 1479021242 is 2421209741.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1313410081 + 165611161 = 36241^2 + 12869^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1479021199 and 1479021208.

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, 18458 + ... + 57434.

Almost surely, 2^1479021242 is an apocalyptic number.

1479021242 is a deficient number, since it is larger than the sum of its proper divisors (739684474).

1479021242 is a wasteful number, since it uses less digits than its factorization.

1479021242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57952.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 1479021242 is about 38458.0452181335. The cubic root of 1479021242 is about 1139.3525722620.

The spelling of 1479021242 in words is "one billion, four hundred seventy-nine million, twenty-one thousand, two hundred forty-two".