40751130 has 64 divisors (see below), whose sum is σ = 114524928. Its totient is φ = 9085440.

The previous prime is 40751129. The next prime is 40751149. The reversal of 40751130 is 3115704.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 40751097 and 40751106.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6244 + ... + 10976.

It is an arithmetic number, because the mean of its divisors is an integer number (1789452).

Almost surely, 2^40751130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40751130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57262464).

40751130 is an abundant number, since it is smaller than the sum of its proper divisors (73773798).

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

40751130 is a wasteful number, since it uses less digits than its factorization.

40751130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4791.

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 40751130 is about 6383.6611752191. The cubic root of 40751130 is about 344.1226183122.

Adding to 40751130 its reverse (3115704), we get a palindrome (43866834).

The spelling of 40751130 in words is "forty million, seven hundred fifty-one thousand, one hundred thirty".