42546774 has 8 divisors (see below), whose sum is σ = 85093560. Its totient is φ = 14182256.

The previous prime is 42546773. The next prime is 42546827. The reversal of 42546774 is 47764524.

It is a sphenic number, since it is the product of 3 distinct primes.

42546774 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42546773) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3545559 + ... + 3545570.

It is an arithmetic number, because the mean of its divisors is an integer number (10636695).

Almost surely, 2^42546774 is an apocalyptic number.

42546774 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42546774 is a wasteful number, since it uses less digits than its factorization.

42546774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7091134.

The product of its digits is 188160, while the sum is 39.

The square root of 42546774 is about 6522.7888207422. The cubic root of 42546774 is about 349.1045791852.

The spelling of 42546774 in words is "forty-two million, five hundred forty-six thousand, seven hundred seventy-four".