41851380 has 24 divisors (see below), whose sum is σ = 117184032. Its totient is φ = 11160352.

The previous prime is 41851361. The next prime is 41851387. The reversal of 41851380 is 8315814.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41851387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 348702 + ... + 348821.

It is an arithmetic number, because the mean of its divisors is an integer number (4882668).

Almost surely, 2^41851380 is an apocalyptic number.

It is an amenable number.

41851380 is an abundant number, since it is smaller than the sum of its proper divisors (75332652).

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

41851380 is a wasteful number, since it uses less digits than its factorization.

41851380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697535 (or 697533 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 30.

The square root of 41851380 is about 6469.2642549211. The cubic root of 41851380 is about 347.1921743053.

It can be divided in two parts, 4185 and 1380, that added together give a triangular number (5565 = T₁₀₅).

The spelling of 41851380 in words is "forty-one million, eight hundred fifty-one thousand, three hundred eighty".