42499260 has 36 divisors (see below), whose sum is σ = 128914968. Its totient is φ = 11333088.

The previous prime is 42499243. The next prime is 42499271. The reversal of 42499260 is 6299424.

42499260 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 117874 + ... + 118233.

Almost surely, 2^42499260 is an apocalyptic number.

It is an amenable number.

42499260 is an abundant number, since it is smaller than the sum of its proper divisors (86415708).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42499260 is a wasteful number, since it uses less digits than its factorization.

42499260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236122 (or 236117 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 42499260 is about 6519.1456495464. The cubic root of 42499260 is about 348.9745769009.

The spelling of 42499260 in words is "forty-two million, four hundred ninety-nine thousand, two hundred sixty".