4125000 has 112 divisors (see below), whose sum is σ = 14062320. Its totient is φ = 1000000.

The previous prime is 4124993. The next prime is 4125013. The reversal of 4125000 is 5214.

It is a hoax number, since the sum of its digits (12) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 374995 + ... + 375005.

Almost surely, 2^4125000 is an apocalyptic number.

4125000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4125000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7031160).

4125000 is an abundant number, since it is smaller than the sum of its proper divisors (9937320).

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

4125000 is an equidigital number, since it uses as much as digits as its factorization.

4125000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50 (or 21 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 12.

The square root of 4125000 is about 2031.0096011590. The cubic root of 4125000 is about 160.3767164998.

The spelling of 4125000 in words is "four million, one hundred twenty-five thousand".