3125475100 has 144 divisors (see below), whose sum is σ = 7788314016. Its totient is φ = 1078272000.

The previous prime is 3125475097. The next prime is 3125475103. The reversal of 3125475100 is 15745213.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3125475097) and next prime (3125475103).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3125475103) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1667764 + ... + 1669636.

It is an arithmetic number, because the mean of its divisors is an integer number (54085514).

Almost surely, 2^3125475100 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 3125475100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3894157008).

3125475100 is an abundant number, since it is smaller than the sum of its proper divisors (4662838916).

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

3125475100 is a wasteful number, since it uses less digits than its factorization.

3125475100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1976 (or 1969 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 3125475100 is about 55905.9486995794. The cubic root of 3125475100 is about 1462.0829560628.

The spelling of 3125475100 in words is "three billion, one hundred twenty-five million, four hundred seventy-five thousand, one hundred".