45047026 has 4 divisors (see below), whose sum is σ = 67570542. Its totient is φ = 22523512.

The previous prime is 45047017. The next prime is 45047029. The reversal of 45047026 is 62074054.

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

It can be written as a sum of positive squares in only one way, i.e., 44555625 + 491401 = 6675^2 + 701^2 .

It is a junction number, because it is equal to n+sod(n) for n = 45046985 and 45047003.

It is not an unprimeable number, because it can be changed into a prime (45047029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11261755 + ... + 11261758.

Almost surely, 2^45047026 is an apocalyptic number.

45047026 is a deficient number, since it is larger than the sum of its proper divisors (22523516).

45047026 is a wasteful number, since it uses less digits than its factorization.

45047026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22523515.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 45047026 is about 6711.7081283381. The cubic root of 45047026 is about 355.8131883991.

The spelling of 45047026 in words is "forty-five million, forty-seven thousand, twenty-six".