42249102 has 16 divisors (see below), whose sum is σ = 96569472. Its totient is φ = 12071160.

The previous prime is 42249089. The next prime is 42249107. The reversal of 42249102 is 20194224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42249107) 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, 502924 + ... + 503007.

It is an arithmetic number, because the mean of its divisors is an integer number (6035592).

Almost surely, 2^42249102 is an apocalyptic number.

42249102 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

42249102 is an abundant number, since it is smaller than the sum of its proper divisors (54320370).

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

42249102 is a wasteful number, since it uses less digits than its factorization.

42249102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005943.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 42249102 is about 6499.9309227099. The cubic root of 42249102 is about 348.2885208003.

The spelling of 42249102 in words is "forty-two million, two hundred forty-nine thousand, one hundred two".