45456494 has 4 divisors (see below), whose sum is σ = 68184744. Its totient is φ = 22728246.

The previous prime is 45456469. The next prime is 45456503. The reversal of 45456494 is 49465454.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 49465454 = 2 ⋅24732727.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11364122 + ... + 11364125.

It is an arithmetic number, because the mean of its divisors is an integer number (17046186).

Almost surely, 2^45456494 is an apocalyptic number.

45456494 is a deficient number, since it is larger than the sum of its proper divisors (22728250).

45456494 is a wasteful number, since it uses less digits than its factorization.

45456494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22728249.

The product of its digits is 345600, while the sum is 41.

The square root of 45456494 is about 6742.1431310823. The cubic root of 45456494 is about 356.8880272981. Note that the first 3 decimals are identical.

The spelling of 45456494 in words is "forty-five million, four hundred fifty-six thousand, four hundred ninety-four".