37818068 has 6 divisors (see below), whose sum is σ = 66181626. Its totient is φ = 18909032.

The previous prime is 37818061. The next prime is 37818071. The reversal of 37818068 is 86081873.

It can be written as a sum of positive squares in only one way, i.e., 37797904 + 20164 = 6148^2 + 142^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37818061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4727255 + ... + 4727262.

It is an arithmetic number, because the mean of its divisors is an integer number (11030271).

Almost surely, 2^37818068 is an apocalyptic number.

It is an amenable number.

37818068 is a deficient number, since it is larger than the sum of its proper divisors (28363558).

37818068 is a wasteful number, since it uses less digits than its factorization.

37818068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9454521 (or 9454519 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 41.

The square root of 37818068 is about 6149.6396642405. The cubic root of 37818068 is about 335.6601462546.

The spelling of 37818068 in words is "thirty-seven million, eight hundred eighteen thousand, sixty-eight".