42499061 has 8 divisors (see below), whose sum is σ = 46424448. Its totient is φ = 38584000.

The previous prime is 42499049. The next prime is 42499063. The reversal of 42499061 is 16099424.

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 42499061 - 2¹⁰ = 42498037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42499063) 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, 7901 + ... + 12141.

It is an arithmetic number, because the mean of its divisors is an integer number (5803056).

Almost surely, 2^42499061 is an apocalyptic number.

It is an amenable number.

42499061 is a deficient number, since it is larger than the sum of its proper divisors (3925387).

42499061 is a wasteful number, since it uses less digits than its factorization.

42499061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5163.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 42499061 is about 6519.1303867924. The cubic root of 42499061 is about 348.9740322165.

The spelling of 42499061 in words is "forty-two million, four hundred ninety-nine thousand, sixty-one".