45404100 has 108 divisors (see below), whose sum is σ = 162670144. Its totient is φ = 10376640.

The previous prime is 45404081. The next prime is 45404101. The reversal of 45404100 is 140454.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (45404101) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2697 + ... + 9903.

Almost surely, 2^45404100 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45404100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81335072).

45404100 is an abundant number, since it is smaller than the sum of its proper divisors (117266044).

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

45404100 is a wasteful number, since it uses less digits than its factorization.

45404100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7234 (or 7224 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 45404100 is about 6738.2564510413. The cubic root of 45404100 is about 356.7508559909.

Adding to 45404100 its reverse (140454), we get a palindrome (45544554).

The spelling of 45404100 in words is "forty-five million, four hundred four thousand, one hundred".