1460642642 has 4 divisors (see below), whose sum is σ = 2190963966. Its totient is φ = 730321320.

The previous prime is 1460642597. The next prime is 1460642653. The reversal of 1460642642 is 2462460641.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2462460641 = 20249 ⋅121609.

It can be written as a sum of positive squares in only one way, i.e., 1182053161 + 278589481 = 34381^2 + 16691^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 365160659 + ... + 365160662.

Almost surely, 2^1460642642 is an apocalyptic number.

1460642642 is a deficient number, since it is larger than the sum of its proper divisors (730321324).

1460642642 is an equidigital number, since it uses as much as digits as its factorization.

1460642642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730321323.

The product of its (nonzero) digits is 55296, while the sum is 35.

The square root of 1460642642 is about 38218.3547788232. The cubic root of 1460642642 is about 1134.6136178906.

The spelling of 1460642642 in words is "one billion, four hundred sixty million, six hundred forty-two thousand, six hundred forty-two".