42491301 has 8 divisors (see below), whose sum is σ = 56751744. Its totient is φ = 28279200.

The previous prime is 42491261. The next prime is 42491303. The reversal of 42491301 is 10319424.

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

It is not a de Polignac number, because 42491301 - 2¹⁰ = 42490277 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42491303) 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, 9981 + ... + 13586.

It is an arithmetic number, because the mean of its divisors is an integer number (7093968).

Almost surely, 2^42491301 is an apocalyptic number.

It is an amenable number.

42491301 is a deficient number, since it is larger than the sum of its proper divisors (14260443).

42491301 is a wasteful number, since it uses less digits than its factorization.

42491301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24171.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 42491301 is about 6518.5351882152. The cubic root of 42491301 is about 348.9527909367.

The spelling of 42491301 in words is "forty-two million, four hundred ninety-one thousand, three hundred one".