40484845 has 16 divisors (see below), whose sum is σ = 50848560. Its totient is φ = 30910464.

The previous prime is 40484831. The next prime is 40484861. The reversal of 40484845 is 54848404.

It can be written as a sum of positive squares in 8 ways, for example, as 3481956 + 37002889 = 1866^2 + 6083^2 .

It is a cyclic number.

It is not a de Polignac number, because 40484845 - 2²¹ = 38387693 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7741 + ... + 11869.

It is an arithmetic number, because the mean of its divisors is an integer number (3178035).

Almost surely, 2^40484845 is an apocalyptic number.

It is an amenable number.

40484845 is a deficient number, since it is larger than the sum of its proper divisors (10363715).

40484845 is a wasteful number, since it uses less digits than its factorization.

40484845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4224.

The product of its (nonzero) digits is 81920, while the sum is 37.

The square root of 40484845 is about 6362.7702300177. The cubic root of 40484845 is about 343.3714324977.

The spelling of 40484845 in words is "forty million, four hundred eighty-four thousand, eight hundred forty-five".