42552999 has 8 divisors (see below), whose sum is σ = 63041520. Its totient is φ = 28368648.

The previous prime is 42552977. The next prime is 42553019. The reversal of 42552999 is 99925524.

42552999 is a `hidden beast` number, since 4 + 2 + 552 + 9 + 99 = 666.

42552999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42552999 - 2⁸ = 42552743 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42552299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 787992 + ... + 788045.

It is an arithmetic number, because the mean of its divisors is an integer number (7880190).

Almost surely, 2^42552999 is an apocalyptic number.

42552999 is a deficient number, since it is larger than the sum of its proper divisors (20488521).

42552999 is a wasteful number, since it uses less digits than its factorization.

42552999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1576046 (or 1576040 counting only the distinct ones).

The product of its digits is 291600, while the sum is 45.

The square root of 42552999 is about 6523.2659764875. The cubic root of 42552999 is about 349.1216041347.

The spelling of 42552999 in words is "forty-two million, five hundred fifty-two thousand, nine hundred ninety-nine".