1424606621 has 4 divisors (see below), whose sum is σ = 1429863744. Its totient is φ = 1419349500.

The previous prime is 1424606609. The next prime is 1424606639. The reversal of 1424606621 is 1266064241.

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.

It is a cyclic number.

It is not a de Polignac number, because 1424606621 - 2³⁰ = 350864797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1424606021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2628155 + ... + 2628696.

It is an arithmetic number, because the mean of its divisors is an integer number (357465936).

Almost surely, 2^1424606621 is an apocalyptic number.

It is an amenable number.

1424606621 is a deficient number, since it is larger than the sum of its proper divisors (5257123).

1424606621 is an equidigital number, since it uses as much as digits as its factorization.

1424606621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5257122.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 1424606621 is about 37743.9613845712. The cubic root of 1424606621 is about 1125.2049986262.

The spelling of 1424606621 in words is "one billion, four hundred twenty-four million, six hundred six thousand, six hundred twenty-one".