423460651 has 4 divisors (see below), whose sum is σ = 437120704. Its totient is φ = 409800600.

The previous prime is 423460643. The next prime is 423460673. The reversal of 423460651 is 156064324.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 423460651 - 2³ = 423460643 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31), and also a Moran number because the ratio is a prime number: 13660021 = 423460651 / (4 + 2 + 3 + 4 + 6 + 0 + 6 + 5 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423460601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6829980 + ... + 6830041.

It is an arithmetic number, because the mean of its divisors is an integer number (109280176).

Almost surely, 2^423460651 is an apocalyptic number.

423460651 is a deficient number, since it is larger than the sum of its proper divisors (13660053).

423460651 is a wasteful number, since it uses less digits than its factorization.

423460651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13660052.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 423460651 is about 20578.1595629930. The cubic root of 423460651 is about 750.9384702454.

The spelling of 423460651 in words is "four hundred twenty-three million, four hundred sixty thousand, six hundred fifty-one".