45202245 has 64 divisors (see below), whose sum is σ = 84547584. Its totient is φ = 20401920.

The previous prime is 45202237. The next prime is 45202249. The reversal of 45202245 is 54220254.

It is a happy number.

It is not a de Polignac number, because 45202245 - 2³ = 45202237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45202249) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 163047 + ... + 163323.

It is an arithmetic number, because the mean of its divisors is an integer number (1321056).

Almost surely, 2^45202245 is an apocalyptic number.

It is an amenable number.

45202245 is a deficient number, since it is larger than the sum of its proper divisors (39345339).

45202245 is a wasteful number, since it uses less digits than its factorization.

45202245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362.

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 45202245 is about 6723.2614853209. The cubic root of 45202245 is about 356.2213962876.

Adding to 45202245 its reverse (54220254), we get a palindrome (99422499).

Subtracting 45202245 from its reverse (54220254), we obtain a square (9018009 = 3003²).

The spelling of 45202245 in words is "forty-five million, two hundred two thousand, two hundred forty-five".