38740734 has 64 divisors (see below), whose sum is σ = 92256000. Its totient is φ = 12013920.

The previous prime is 38740729. The next prime is 38740747. The reversal of 38740734 is 43704783.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62277 + ... + 62895.

It is an arithmetic number, because the mean of its divisors is an integer number (1441500).

Almost surely, 2^38740734 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38740734, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46128000).

38740734 is an abundant number, since it is smaller than the sum of its proper divisors (53515266).

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

38740734 is a wasteful number, since it uses less digits than its factorization.

38740734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710 (or 704 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 36.

The square root of 38740734 is about 6224.2054914664. The cubic root of 38740734 is about 338.3679978288.

The spelling of 38740734 in words is "thirty-eight million, seven hundred forty thousand, seven hundred thirty-four".