45351544 has 32 divisors (see below), whose sum is σ = 97459200. Its totient is φ = 19380960.

The previous prime is 45351511. The next prime is 45351547. The reversal of 45351544 is 44515354.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45351547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23197 + ... + 25075.

It is an arithmetic number, because the mean of its divisors is an integer number (3045600).

Almost surely, 2^45351544 is an apocalyptic number.

It is an amenable number.

45351544 is an abundant number, since it is smaller than the sum of its proper divisors (52107656).

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

45351544 is a wasteful number, since it uses less digits than its factorization.

45351544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2323 (or 2319 counting only the distinct ones).

The product of its digits is 24000, while the sum is 31.

The square root of 45351544 is about 6734.3554999718. The cubic root of 45351544 is about 356.6131544993.

Adding to 45351544 its reverse (44515354), we get a palindrome (89866898).

The spelling of 45351544 in words is "forty-five million, three hundred fifty-one thousand, five hundred forty-four".