45390910 has 8 divisors (see below), whose sum is σ = 81703656. Its totient is φ = 18156360.

The previous prime is 45390899. The next prime is 45390911. The reversal of 45390910 is 1909354.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45390911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2269536 + ... + 2269555.

It is an arithmetic number, because the mean of its divisors is an integer number (10212957).

Almost surely, 2^45390910 is an apocalyptic number.

45390910 is a deficient number, since it is larger than the sum of its proper divisors (36312746).

45390910 is a wasteful number, since it uses less digits than its factorization.

45390910 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4539098.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 45390910 is about 6737.2776401155. The cubic root of 45390910 is about 356.7163069853.

The spelling of 45390910 in words is "forty-five million, three hundred ninety thousand, nine hundred ten".