42954550 has 12 divisors (see below), whose sum is σ = 79895556. Its totient is φ = 17181800.

The previous prime is 42954523. The next prime is 42954551. The reversal of 42954550 is 5545924.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42954551) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 429496 + ... + 429595.

It is an arithmetic number, because the mean of its divisors is an integer number (6657963).

Almost surely, 2^42954550 is an apocalyptic number.

42954550 is a deficient number, since it is larger than the sum of its proper divisors (36941006).

42954550 is a wasteful number, since it uses less digits than its factorization.

42954550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 859103 (or 859098 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 42954550 is about 6553.9720780608. The cubic root of 42954550 is about 350.2163288484.

The spelling of 42954550 in words is "forty-two million, nine hundred fifty-four thousand, five hundred fifty".