45470225 has 12 divisors (see below), whose sum is σ = 57908124. Its totient is φ = 35392320.

The previous prime is 45470219. The next prime is 45470233. The reversal of 45470225 is 52207454.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 861184 + 44609041 = 928^2 + 6679^2 .

It is not a de Polignac number, because 45470225 - 2⁴ = 45470209 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23654 + ... + 25503.

It is an arithmetic number, because the mean of its divisors is an integer number (4825677).

Almost surely, 2^45470225 is an apocalyptic number.

It is an amenable number.

45470225 is a deficient number, since it is larger than the sum of its proper divisors (12437899).

45470225 is a wasteful number, since it uses less digits than its factorization.

45470225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49204 (or 49199 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 29.

The square root of 45470225 is about 6743.1613505833. The cubic root of 45470225 is about 356.9239586229.

Adding to 45470225 its reverse (52207454), we get a palindrome (97677679).

The spelling of 45470225 in words is "forty-five million, four hundred seventy thousand, two hundred twenty-five".