45352638 has 12 divisors (see below), whose sum is σ = 98264088. Its totient is φ = 15117540.

The previous prime is 45352621. The next prime is 45352649. The reversal of 45352638 is 83625354.

It is a happy number.

45352638 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1259778 + ... + 1259813.

It is an arithmetic number, because the mean of its divisors is an integer number (8188674).

Almost surely, 2^45352638 is an apocalyptic number.

45352638 is an abundant number, since it is smaller than the sum of its proper divisors (52911450).

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

45352638 is a wasteful number, since it uses less digits than its factorization.

45352638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2519599 (or 2519596 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 45352638 is about 6734.4367247751. The cubic root of 45352638 is about 356.6160219625.

The spelling of 45352638 in words is "forty-five million, three hundred fifty-two thousand, six hundred thirty-eight".