42660546 has 8 divisors (see below), whose sum is σ = 85321104. Its totient is φ = 14220180.

The previous prime is 42660539. The next prime is 42660559. The reversal of 42660546 is 64506624.

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

42660546 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3555040 + ... + 3555051.

It is an arithmetic number, because the mean of its divisors is an integer number (10665138).

Almost surely, 2^42660546 is an apocalyptic number.

42660546 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.

42660546 is a wasteful number, since it uses less digits than its factorization.

42660546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7110096.

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 42660546 is about 6531.5041146737. The cubic root of 42660546 is about 349.4154760491.

The spelling of 42660546 in words is "forty-two million, six hundred sixty thousand, five hundred forty-six".