42251662 has 8 divisors (see below), whose sum is σ = 63578376. Its totient is φ = 21058872.

The previous prime is 42251639. The next prime is 42251701. The reversal of 42251662 is 26615224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 42251662.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32688 + ... + 33955.

It is an arithmetic number, because the mean of its divisors is an integer number (7947297).

Almost surely, 2^42251662 is an apocalyptic number.

42251662 is a deficient number, since it is larger than the sum of its proper divisors (21326714).

42251662 is a wasteful number, since it uses less digits than its factorization.

42251662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66962.

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

The square root of 42251662 is about 6500.1278448966. The cubic root of 42251662 is about 348.2955552741.

Adding to 42251662 its reverse (26615224), we get a palindrome (68866886).

The spelling of 42251662 in words is "forty-two million, two hundred fifty-one thousand, six hundred sixty-two".