45354646 has 4 divisors (see below), whose sum is σ = 68031972. Its totient is φ = 22677322.

The previous prime is 45354629. The next prime is 45354649. The reversal of 45354646 is 64645354.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45354649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11338660 + ... + 11338663.

It is an arithmetic number, because the mean of its divisors is an integer number (17007993).

Almost surely, 2^45354646 is an apocalyptic number.

45354646 is a deficient number, since it is larger than the sum of its proper divisors (22677326).

45354646 is a wasteful number, since it uses less digits than its factorization.

45354646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22677325.

The product of its digits is 172800, while the sum is 37.

The square root of 45354646 is about 6734.5858076054. The cubic root of 45354646 is about 356.6212849743.

The spelling of 45354646 in words is "forty-five million, three hundred fifty-four thousand, six hundred forty-six".