42262651 has 4 divisors (see below), whose sum is σ = 42673072. Its totient is φ = 41852232.

The previous prime is 42262639. The next prime is 42262699. The reversal of 42262651 is 15626224.

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 42262651 - 2¹⁵ = 42229883 is a prime.

It is a super-2 number, since 2×42262651² = 3572263339095602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42262751) 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, 205056 + ... + 205261.

It is an arithmetic number, because the mean of its divisors is an integer number (10668268).

Almost surely, 2^42262651 is an apocalyptic number.

42262651 is a deficient number, since it is larger than the sum of its proper divisors (410421).

42262651 is a wasteful number, since it uses less digits than its factorization.

42262651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410420.

The product of its digits is 5760, while the sum is 28.

The square root of 42262651 is about 6500.9730810087. The cubic root of 42262651 is about 348.3257480752.

Adding to 42262651 its reverse (15626224), we get a palindrome (57888875).

The spelling of 42262651 in words is "forty-two million, two hundred sixty-two thousand, six hundred fifty-one".