42202054 has 4 divisors (see below), whose sum is σ = 63303084. Its totient is φ = 21101026.

The previous prime is 42202001. The next prime is 42202123. The reversal of 42202054 is 45020224.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10550512 + ... + 10550515.

It is an arithmetic number, because the mean of its divisors is an integer number (15825771).

Almost surely, 2^42202054 is an apocalyptic number.

42202054 is a deficient number, since it is larger than the sum of its proper divisors (21101030).

42202054 is a wasteful number, since it uses less digits than its factorization.

42202054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21101029.

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 42202054 is about 6496.3107992152. The cubic root of 42202054 is about 348.1591897311.

Adding to 42202054 its reverse (45020224), we get a palindrome (87222278).

The spelling of 42202054 in words is "forty-two million, two hundred two thousand, fifty-four".