42267451 has 4 divisors (see below), whose sum is σ = 42313032. Its totient is φ = 42221872.

The previous prime is 42267443. The next prime is 42267469. The reversal of 42267451 is 15476224.

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 42267451 - 2³ = 42267443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42261451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21370 + ... + 23263.

It is an arithmetic number, because the mean of its divisors is an integer number (10578258).

Almost surely, 2^42267451 is an apocalyptic number.

42267451 is a deficient number, since it is larger than the sum of its proper divisors (45581).

42267451 is an equidigital number, since it uses as much as digits as its factorization.

42267451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45580.

The product of its digits is 13440, while the sum is 31.

The square root of 42267451 is about 6501.3422460289. The cubic root of 42267451 is about 348.3389346616.

The spelling of 42267451 in words is "forty-two million, two hundred sixty-seven thousand, four hundred fifty-one".