450513694 has 4 divisors (see below), whose sum is σ = 675770544. Its totient is φ = 225256846.

The previous prime is 450513689. The next prime is 450513697. The reversal of 450513694 is 496315054.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 496315054 = 2 ⋅248157527.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450513697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112628422 + ... + 112628425.

It is an arithmetic number, because the mean of its divisors is an integer number (168942636).

Almost surely, 2^450513694 is an apocalyptic number.

450513694 is a deficient number, since it is larger than the sum of its proper divisors (225256850).

450513694 is a wasteful number, since it uses less digits than its factorization.

450513694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225256849.

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 450513694 is about 21225.3078658473. The cubic root of 450513694 is about 766.6009130333.

The spelling of 450513694 in words is "four hundred fifty million, five hundred thirteen thousand, six hundred ninety-four".