42888292 has 6 divisors (see below), whose sum is σ = 75054518. Its totient is φ = 21444144.

The previous prime is 42888277. The next prime is 42888319. The reversal of 42888292 is 29288824.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 40883236 + 2005056 = 6394^2 + 1416^2 .

It is a plaindrome in base 11.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5361033 + ... + 5361040.

Almost surely, 2^42888292 is an apocalyptic number.

It is an amenable number.

42888292 is a deficient number, since it is larger than the sum of its proper divisors (32166226).

42888292 is a wasteful number, since it uses less digits than its factorization.

42888292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10722077 (or 10722075 counting only the distinct ones).

The product of its digits is 147456, while the sum is 43.

The square root of 42888292 is about 6548.9153300375. The cubic root of 42888292 is about 350.0361649705.

The spelling of 42888292 in words is "forty-two million, eight hundred eighty-eight thousand, two hundred ninety-two".