42550995 has 8 divisors (see below), whose sum is σ = 68081616. Its totient is φ = 22693856.

The previous prime is 42550993. The next prime is 42551021. The reversal of 42550995 is 59905524.

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

It is a cyclic number.

It is not a de Polignac number, because 42550995 - 2¹ = 42550993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42550993) 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, 1418352 + ... + 1418381.

It is an arithmetic number, because the mean of its divisors is an integer number (8510202).

Almost surely, 2^42550995 is an apocalyptic number.

42550995 is a deficient number, since it is larger than the sum of its proper divisors (25530621).

42550995 is a wasteful number, since it uses less digits than its factorization.

42550995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2836741.

The product of its (nonzero) digits is 81000, while the sum is 39.

The square root of 42550995 is about 6523.1123706403. The cubic root of 42550995 is about 349.1161235129.

The spelling of 42550995 in words is "forty-two million, five hundred fifty thousand, nine hundred ninety-five".