45413837 has 18 divisors (see below), whose sum is σ = 54374922. Its totient is φ = 37818144.

The previous prime is 45413831. The next prime is 45413839. The reversal of 45413837 is 73831454.

It can be written as a sum of positive squares in 3 ways, for example, as 39513796 + 5900041 = 6286^2 + 2429^2 .

It is not a de Polignac number, because 45413837 - 2⁴ = 45413821 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45413797 and 45413806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45413831) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 66743 + ... + 67419.

It is an arithmetic number, because the mean of its divisors is an integer number (3020829).

Almost surely, 2^45413837 is an apocalyptic number.

It is an amenable number.

45413837 is a deficient number, since it is larger than the sum of its proper divisors (8961085).

45413837 is an equidigital number, since it uses as much as digits as its factorization.

45413837 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 765 (or 721 counting only the distinct ones).

The product of its digits is 40320, while the sum is 35.

The square root of 45413837 is about 6738.9789285915. The cubic root of 45413837 is about 356.7763561462.

The spelling of 45413837 in words is "forty-five million, four hundred thirteen thousand, eight hundred thirty-seven".