45331434 has 16 divisors (see below), whose sum is σ = 100736640. Its totient is φ = 15110460.

The previous prime is 45331423. The next prime is 45331439. The reversal of 45331434 is 43413354.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 45331398 and 45331407.

It is not an unprimeable number, because it can be changed into a prime (45331439) 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, 419682 + ... + 419789.

It is an arithmetic number, because the mean of its divisors is an integer number (6296040).

Almost surely, 2^45331434 is an apocalyptic number.

45331434 is an abundant number, since it is smaller than the sum of its proper divisors (55405206).

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

45331434 is a wasteful number, since it uses less digits than its factorization.

45331434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 839482 (or 839476 counting only the distinct ones).

The product of its digits is 8640, while the sum is 27.

The square root of 45331434 is about 6732.8622442465. The cubic root of 45331434 is about 356.5604363323.

Adding to 45331434 its reverse (43413354), we get a palindrome (88744788).

The spelling of 45331434 in words is "forty-five million, three hundred thirty-one thousand, four hundred thirty-four".