42623020 has 24 divisors (see below), whose sum is σ = 97645968. Its totient is φ = 15499200.

The previous prime is 42622999. The next prime is 42623027. The reversal of 42623020 is 2032624.

It is not an unprimeable number, because it can be changed into a prime (42623027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96651 + ... + 97090.

It is an arithmetic number, because the mean of its divisors is an integer number (4068582).

Almost surely, 2^42623020 is an apocalyptic number.

It is an amenable number.

42623020 is an abundant number, since it is smaller than the sum of its proper divisors (55022948).

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

42623020 is a wasteful number, since it uses less digits than its factorization.

42623020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193761 (or 193759 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 42623020 is about 6528.6307906023. The cubic root of 42623020 is about 349.3129925061.

Adding to 42623020 its reverse (2032624), we get a palindrome (44655644).

The spelling of 42623020 in words is "forty-two million, six hundred twenty-three thousand, twenty".