42888911 has 16 divisors (see below), whose sum is σ = 48060768. Its totient is φ = 38016000.

The previous prime is 42888893. The next prime is 42888913. The reversal of 42888911 is 11988824.

It is a cyclic number.

It is not a de Polignac number, because 42888911 - 2⁶ = 42888847 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42888913) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35111 + ... + 36311.

It is an arithmetic number, because the mean of its divisors is an integer number (3003798).

Almost surely, 2^42888911 is an apocalyptic number.

42888911 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

42888911 is a deficient number, since it is larger than the sum of its proper divisors (5171857).

42888911 is a wasteful number, since it uses less digits than its factorization.

42888911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1322.

The product of its digits is 36864, while the sum is 41.

The square root of 42888911 is about 6548.9625896015. The cubic root of 42888911 is about 350.0378489681.

The spelling of 42888911 in words is "forty-two million, eight hundred eighty-eight thousand, nine hundred eleven".