42553667 has 8 divisors (see below), whose sum is σ = 45892224. Its totient is φ = 39224448.

The previous prime is 42553649. The next prime is 42553681. The reversal of 42553667 is 76635524.

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

It is a cyclic number.

It is not a de Polignac number, because 42553667 - 2⁶ = 42553603 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42553667.

It is not an unprimeable number, because it can be changed into a prime (42553627) 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, 9323 + ... + 13115.

It is an arithmetic number, because the mean of its divisors is an integer number (5736528).

Almost surely, 2^42553667 is an apocalyptic number.

42553667 is a deficient number, since it is larger than the sum of its proper divisors (3338557).

42553667 is a wasteful number, since it uses less digits than its factorization.

42553667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4669.

The product of its digits is 151200, while the sum is 38.

The square root of 42553667 is about 6523.3171776329. The cubic root of 42553667 is about 349.1234309704.

The spelling of 42553667 in words is "forty-two million, five hundred fifty-three thousand, six hundred sixty-seven".