38746040 has 32 divisors (see below), whose sum is σ = 87356880. Its totient is φ = 15466752.

The previous prime is 38746039. The next prime is 38746079. The reversal of 38746040 is 4064783.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 38745988 and 38746006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34772 + ... + 35868.

Almost surely, 2^38746040 is an apocalyptic number.

It is an amenable number.

38746040 is an abundant number, since it is smaller than the sum of its proper divisors (48610840).

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

38746040 is a wasteful number, since it uses less digits than its factorization.

38746040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1991 (or 1987 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 38746040 is about 6224.6317160134. The cubic root of 38746040 is about 338.3834449517.

The spelling of 38746040 in words is "thirty-eight million, seven hundred forty-six thousand, forty".