1422672461 has 4 divisors (see below), whose sum is σ = 1625911392. Its totient is φ = 1219433532.

The previous prime is 1422672457. The next prime is 1422672467. The reversal of 1422672461 is 1642762241.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1642762241 = 17 ⋅96633073.

It is a cyclic number.

It is not a de Polignac number, because 1422672461 - 2² = 1422672457 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422672467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101619455 + ... + 101619468.

It is an arithmetic number, because the mean of its divisors is an integer number (406477848).

Almost surely, 2^1422672461 is an apocalyptic number.

It is an amenable number.

1422672461 is a deficient number, since it is larger than the sum of its proper divisors (203238931).

1422672461 is an equidigital number, since it uses as much as digits as its factorization.

1422672461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203238930.

The product of its digits is 32256, while the sum is 35.

The square root of 1422672461 is about 37718.3305701618. The cubic root of 1422672461 is about 1124.6955452024.

The spelling of 1422672461 in words is "one billion, four hundred twenty-two million, six hundred seventy-two thousand, four hundred sixty-one".