42547502 has 8 divisors (see below), whose sum is σ = 65179296. Its totient is φ = 20821072.

The previous prime is 42547501. The next prime is 42547507. The reversal of 42547502 is 20574524.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42547501) 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, 226223 + ... + 226410.

It is an arithmetic number, because the mean of its divisors is an integer number (8147412).

Almost surely, 2^42547502 is an apocalyptic number.

42547502 is a deficient number, since it is larger than the sum of its proper divisors (22631794).

42547502 is a wasteful number, since it uses less digits than its factorization.

42547502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452682.

The product of its (nonzero) digits is 11200, while the sum is 29.

The square root of 42547502 is about 6522.8446248550. The cubic root of 42547502 is about 349.1065703012.

The spelling of 42547502 in words is "forty-two million, five hundred forty-seven thousand, five hundred two".