3894343500 has 48 divisors (see below), whose sum is σ = 11340332640. Its totient is φ = 1038491200.

The previous prime is 3894343489. The next prime is 3894343501. The reversal of 3894343500 is 53434983.

It is a super-2 number, since 2×3894343500² = 30331822591984500000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3894343501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1296615 + ... + 1299614.

It is an arithmetic number, because the mean of its divisors is an integer number (236256930).

Almost surely, 2^3894343500 is an apocalyptic number.

3894343500 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3894343500 is an abundant number, since it is smaller than the sum of its proper divisors (7445989140).

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

3894343500 is a wasteful number, since it uses less digits than its factorization.

3894343500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2596251 (or 2596239 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 39.

The square root of 3894343500 is about 62404.6753056211. The cubic root of 3894343500 is about 1573.2995505091.

The spelling of 3894343500 in words is "three billion, eight hundred ninety-four million, three hundred forty-three thousand, five hundred".