38061738 has 160 divisors (see below), whose sum is σ = 105380352. Its totient is φ = 10108800.

The previous prime is 38061721. The next prime is 38061763. The reversal of 38061738 is 83716083.

38061738 is a `hidden beast` number, since 3 + 8 + 0 + 617 + 38 = 666.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 718120 + ... + 718172.

Almost surely, 2^38061738 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38061738, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52690176).

38061738 is an abundant number, since it is smaller than the sum of its proper divisors (67318614).

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

38061738 is a wasteful number, since it uses less digits than its factorization.

38061738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122 (or 113 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 38061738 is about 6169.4195837210. The cubic root of 38061738 is about 336.3795137778.

The spelling of 38061738 in words is "thirty-eight million, sixty-one thousand, seven hundred thirty-eight".