3894700 has 72 divisors (see below), whose sum is σ = 9374400. Its totient is φ = 1397760.

The previous prime is 3894697. The next prime is 3894703. The reversal of 3894700 is 74983.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3894697) and next prime (3894703).

It is not an unprimeable number, because it can be changed into a prime (3894703) by changing a digit.

It is a nontrivial repunit in base 157.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49261 + ... + 49339.

It is an arithmetic number, because the mean of its divisors is an integer number (130200).

Almost surely, 2^3894700 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3894700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4687200).

3894700 is an abundant number, since it is smaller than the sum of its proper divisors (5479700).

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

3894700 is a wasteful number, since it uses less digits than its factorization.

3894700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139 (or 132 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 3894700 is about 1973.4994299467. The cubic root of 3894700 is about 157.3347557246.

The spelling of 3894700 in words is "three million, eight hundred ninety-four thousand, seven hundred".