45470644 has 6 divisors (see below), whose sum is σ = 79573634. Its totient is φ = 22735320.

The previous prime is 45470641. The next prime is 45470683. The reversal of 45470644 is 44607454.

It can be written as a sum of positive squares in only one way, i.e., 44890000 + 580644 = 6700^2 + 762^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45470641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5683827 + ... + 5683834.

Almost surely, 2^45470644 is an apocalyptic number.

It is an amenable number.

45470644 is a deficient number, since it is larger than the sum of its proper divisors (34102990).

45470644 is a wasteful number, since it uses less digits than its factorization.

45470644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11367665 (or 11367663 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 34.

The square root of 45470644 is about 6743.1924190253. The cubic root of 45470644 is about 356.9250549497.

The spelling of 45470644 in words is "forty-five million, four hundred seventy thousand, six hundred forty-four".