42617265 has 8 divisors (see below), whose sum is σ = 68187648. Its totient is φ = 22729200.

The previous prime is 42617251. The next prime is 42617291. The reversal of 42617265 is 56271624.

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

It is not a de Polignac number, because 42617265 - 2¹⁴ = 42600881 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1420561 + ... + 1420590.

It is an arithmetic number, because the mean of its divisors is an integer number (8523456).

Almost surely, 2^42617265 is an apocalyptic number.

It is an amenable number.

42617265 is a deficient number, since it is larger than the sum of its proper divisors (25570383).

42617265 is a wasteful number, since it uses less digits than its factorization.

42617265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2841159.

The product of its digits is 20160, while the sum is 33.

The square root of 42617265 is about 6528.1900248078. The cubic root of 42617265 is about 349.2972702762.

Adding to 42617265 its reverse (56271624), we get a palindrome (98888889).

The spelling of 42617265 in words is "forty-two million, six hundred seventeen thousand, two hundred sixty-five".