42545036 has 6 divisors (see below), whose sum is σ = 74453820. Its totient is φ = 21272516.

The previous prime is 42545029. The next prime is 42545071. The reversal of 42545036 is 63054524.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5318126 + ... + 5318133.

It is an arithmetic number, because the mean of its divisors is an integer number (12408970).

Almost surely, 2^42545036 is an apocalyptic number.

It is an amenable number.

42545036 is a deficient number, since it is larger than the sum of its proper divisors (31908784).

42545036 is a wasteful number, since it uses less digits than its factorization.

42545036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10636263 (or 10636261 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 42545036 is about 6522.6555941580. The cubic root of 42545036 is about 349.0998255775.

The spelling of 42545036 in words is "forty-two million, five hundred forty-five thousand, thirty-six".