37381116 has 48 divisors (see below), whose sum is σ = 90921600. Its totient is φ = 11938752.

The previous prime is 37381111. The next prime is 37381117. The reversal of 37381116 is 61118373.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37381111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56395 + ... + 57053.

It is an arithmetic number, because the mean of its divisors is an integer number (1894200).

Almost surely, 2^37381116 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 37381116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45460800).

37381116 is an abundant number, since it is smaller than the sum of its proper divisors (53540484).

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

37381116 is a wasteful number, since it uses less digits than its factorization.

37381116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858 (or 856 counting only the distinct ones).

The product of its digits is 3024, while the sum is 30.

The square root of 37381116 is about 6114.0098135348. The cubic root of 37381116 is about 334.3623900797.

Adding to 37381116 its reverse (61118373), we get a palindrome (98499489).

The spelling of 37381116 in words is "thirty-seven million, three hundred eighty-one thousand, one hundred sixteen".