42820162 has 32 divisors (see below), whose sum is σ = 80901504. Its totient is φ = 16512000.

The previous prime is 42820159. The next prime is 42820177. The reversal of 42820162 is 26102824.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14178 + ... + 16930.

It is an arithmetic number, because the mean of its divisors is an integer number (2528172).

Almost surely, 2^42820162 is an apocalyptic number.

42820162 is a deficient number, since it is larger than the sum of its proper divisors (38081342).

42820162 is a wasteful number, since it uses less digits than its factorization.

42820162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2874.

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 42820162 is about 6543.7116379009. The cubic root of 42820162 is about 349.8507172891.

Adding to 42820162 its reverse (26102824), we get a palindrome (68922986).

The spelling of 42820162 in words is "forty-two million, eight hundred twenty thousand, one hundred sixty-two".