45400324 has 12 divisors (see below), whose sum is σ = 80343900. Its totient is φ = 22444928.

The previous prime is 45400309. The next prime is 45400331. The reversal of 45400324 is 42300454.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 13838400 + 31561924 = 3720^2 + 5618^2 .

It is a super-2 number, since 2×45400324² = 4122378838609952, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45400295 and 45400304.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63409 + ... + 64120.

It is an arithmetic number, because the mean of its divisors is an integer number (6695325).

Almost surely, 2^45400324 is an apocalyptic number.

It is an amenable number.

45400324 is a deficient number, since it is larger than the sum of its proper divisors (34943576).

45400324 is a wasteful number, since it uses less digits than its factorization.

45400324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127622 (or 127620 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 45400324 is about 6737.9762540395. The cubic root of 45400324 is about 356.7409660722.

Adding to 45400324 its reverse (42300454), we get a palindrome (87700778).

The spelling of 45400324 in words is "forty-five million, four hundred thousand, three hundred twenty-four".