42452054 has 4 divisors (see below), whose sum is σ = 63678084. Its totient is φ = 21226026.

The previous prime is 42452041. The next prime is 42452063. The reversal of 42452054 is 45025424.

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, 10613012 + ... + 10613015.

It is an arithmetic number, because the mean of its divisors is an integer number (15919521).

Almost surely, 2^42452054 is an apocalyptic number.

42452054 is a deficient number, since it is larger than the sum of its proper divisors (21226030).

42452054 is a wasteful number, since it uses less digits than its factorization.

42452054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21226029.

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 42452054 is about 6515.5240771560. The cubic root of 42452054 is about 348.8453213403.

Adding to 42452054 its reverse (45025424), we get a palindrome (87477478).

The spelling of 42452054 in words is "forty-two million, four hundred fifty-two thousand, fifty-four".