125042346 has 64 divisors (see below), whose sum is σ = 326471040. Its totient is φ = 34974720.

The previous prime is 125042341. The next prime is 125042347. The reversal of 125042346 is 643240521.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (125042341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 375 + ... + 15818.

It is an arithmetic number, because the mean of its divisors is an integer number (5101110).

Almost surely, 2^125042346 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125042346, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163235520).

125042346 is an abundant number, since it is smaller than the sum of its proper divisors (201428694).

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

125042346 is a wasteful number, since it uses less digits than its factorization.

125042346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16228 (or 16222 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 125042346 is about 11182.2334978304. The cubic root of 125042346 is about 500.0564549588.

Adding to 125042346 its reverse (643240521), we get a palindrome (768282867).

The spelling of 125042346 in words is "one hundred twenty-five million, forty-two thousand, three hundred forty-six".