2045474694 has 20 divisors (see below), whose sum is σ = 4583378844. Its totient is φ = 681824844.

The previous prime is 2045474693. The next prime is 2045474701. The reversal of 2045474694 is 4964745402.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045474693) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 6313032 + ... + 6313355.

Almost surely, 2^2045474694 is an apocalyptic number.

2045474694 is an abundant number, since it is smaller than the sum of its proper divisors (2537904150).

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

2045474694 is a wasteful number, since it uses less digits than its factorization.

2045474694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12626401 (or 12626392 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 45.

The square root of 2045474694 is about 45226.9244366671. The cubic root of 2045474694 is about 1269.3986642080.

The spelling of 2045474694 in words is "two billion, forty-five million, four hundred seventy-four thousand, six hundred ninety-four".