42491302 has 16 divisors (see below), whose sum is σ = 72986400. Its totient is φ = 18174528.

The previous prime is 42491261. The next prime is 42491303. The reversal of 42491302 is 20319424.

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, 5074 + ... + 10522.

It is an arithmetic number, because the mean of its divisors is an integer number (4561650).

Almost surely, 2^42491302 is an apocalyptic number.

42491302 is a deficient number, since it is larger than the sum of its proper divisors (30495098).

42491302 is a wasteful number, since it uses less digits than its factorization.

42491302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6015.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 42491302 is about 6518.5352649196. The cubic root of 42491302 is about 348.9527936742.

The spelling of 42491302 in words is "forty-two million, four hundred ninety-one thousand, three hundred two".