38794734 has 64 divisors (see below), whose sum is σ = 94786560. Its totient is φ = 11664000.

The previous prime is 38794727. The next prime is 38794739. The reversal of 38794734 is 43749783.

It is a happy number.

It is a super-2 number, since 2×38794734² = 3010062772261512, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 38794734.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38794739) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 143019 + ... + 143289.

It is an arithmetic number, because the mean of its divisors is an integer number (1481040).

Almost surely, 2^38794734 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38794734, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47393280).

38794734 is an abundant number, since it is smaller than the sum of its proper divisors (55991826).

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

38794734 is a wasteful number, since it uses less digits than its factorization.

38794734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534 (or 528 counting only the distinct ones).

The product of its digits is 508032, while the sum is 45.

The square root of 38794734 is about 6228.5418839404. The cubic root of 38794734 is about 338.5251398251.

The spelling of 38794734 in words is "thirty-eight million, seven hundred ninety-four thousand, seven hundred thirty-four".