41742945 has 20 divisors (see below), whose sum is σ = 74828820. Its totient is φ = 22262688.

The previous prime is 41742929. The next prime is 41742989. The reversal of 41742945 is 54924714.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 26132544 + 15610401 = 5112^2 + 3951^2 .

It is not a de Polignac number, because 41742945 - 2⁴ = 41742929 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 51130 + ... + 51939.

It is an arithmetic number, because the mean of its divisors is an integer number (3741441).

Almost surely, 2^41742945 is an apocalyptic number.

41742945 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

41742945 is a deficient number, since it is larger than the sum of its proper divisors (33085875).

41742945 is a wasteful number, since it uses less digits than its factorization.

41742945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103086 (or 103077 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 41742945 is about 6460.8780363044. The cubic root of 41742945 is about 346.8920619803.

The spelling of 41742945 in words is "forty-one million, seven hundred forty-two thousand, nine hundred forty-five".