38520694 has 4 divisors (see below), whose sum is σ = 57781044. Its totient is φ = 19260346.

The previous prime is 38520673. The next prime is 38520697. The reversal of 38520694 is 49602583.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 49602583 = 17 ⋅2917799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38520697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9630172 + ... + 9630175.

It is an arithmetic number, because the mean of its divisors is an integer number (14445261).

Almost surely, 2^38520694 is an apocalyptic number.

38520694 is a deficient number, since it is larger than the sum of its proper divisors (19260350).

38520694 is a wasteful number, since it uses less digits than its factorization.

38520694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19260349.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 38520694 is about 6206.5041690150. The cubic root of 38520694 is about 337.7261591619.

The spelling of 38520694 in words is "thirty-eight million, five hundred twenty thousand, six hundred ninety-four".