42026845 has 16 divisors (see below), whose sum is σ = 59044608. Its totient is φ = 28114560.

The previous prime is 42026837. The next prime is 42026851. The reversal of 42026845 is 54862024.

It is not a de Polignac number, because 42026845 - 2³ = 42026837 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13209 + ... + 16078.

It is an arithmetic number, because the mean of its divisors is an integer number (3690288).

Almost surely, 2^42026845 is an apocalyptic number.

It is an amenable number.

42026845 is a deficient number, since it is larger than the sum of its proper divisors (17017763).

42026845 is a wasteful number, since it uses less digits than its factorization.

42026845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29340.

The product of its (nonzero) digits is 15360, while the sum is 31.

The square root of 42026845 is about 6482.8115042781. The cubic root of 42026845 is about 347.6767073944.

Adding to 42026845 its reverse (54862024), we get a palindrome (96888869).

The spelling of 42026845 in words is "forty-two million, twenty-six thousand, eight hundred forty-five".