42633822 has 48 divisors (see below), whose sum is σ = 108214272. Its totient is φ = 11072880.

The previous prime is 42633803. The next prime is 42633823. The reversal of 42633822 is 22833624.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 42633822.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42633823) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3358 + ... + 9825.

It is an arithmetic number, because the mean of its divisors is an integer number (2254464).

Almost surely, 2^42633822 is an apocalyptic number.

42633822 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

42633822 is an abundant number, since it is smaller than the sum of its proper divisors (65580450).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42633822 is a wasteful number, since it uses less digits than its factorization.

42633822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13213 (or 13206 counting only the distinct ones).

The product of its digits is 13824, while the sum is 30.

The square root of 42633822 is about 6529.4580173243. The cubic root of 42633822 is about 349.3424989421.

The spelling of 42633822 in words is "forty-two million, six hundred thirty-three thousand, eight hundred twenty-two".