42549495 has 8 divisors (see below), whose sum is σ = 68079216. Its totient is φ = 22693056.

The previous prime is 42549491. The next prime is 42549499. The reversal of 42549495 is 59494524.

It is an interprime number because it is at equal distance from previous prime (42549491) and next prime (42549499).

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

It is not a de Polignac number, because 42549495 - 2² = 42549491 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42549491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1418302 + ... + 1418331.

It is an arithmetic number, because the mean of its divisors is an integer number (8509902).

Almost surely, 2^42549495 is an apocalyptic number.

42549495 is a deficient number, since it is larger than the sum of its proper divisors (25529721).

42549495 is a wasteful number, since it uses less digits than its factorization.

42549495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2836641.

The product of its digits is 259200, while the sum is 42.

The square root of 42549495 is about 6522.9973938367. The cubic root of 42549495 is about 349.1120211385.

The spelling of 42549495 in words is "forty-two million, five hundred forty-nine thousand, four hundred ninety-five".