45427330 has 32 divisors (see below), whose sum is σ = 88510464. Its totient is φ = 16687296.

The previous prime is 45427321. The next prime is 45427357. The reversal of 45427330 is 3372454.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28207 + ... + 29773.

It is an arithmetic number, because the mean of its divisors is an integer number (2765952).

Almost surely, 2^45427330 is an apocalyptic number.

45427330 is a deficient number, since it is larger than the sum of its proper divisors (43083134).

45427330 is a wasteful number, since it uses less digits than its factorization.

45427330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1810.

The product of its (nonzero) digits is 10080, while the sum is 28.

The square root of 45427330 is about 6739.9799702966. The cubic root of 45427330 is about 356.8116868369.

Adding to 45427330 its reverse (3372454), we get a palindrome (48799784).

The spelling of 45427330 in words is "forty-five million, four hundred twenty-seven thousand, three hundred thirty".