45226225 has 48 divisors (see below), whose sum is σ = 65085120. Its totient is φ = 30867200.

The previous prime is 45226217. The next prime is 45226231. The reversal of 45226225 is 52262254.

It is not a de Polignac number, because 45226225 - 2³ = 45226217 is a prime.

It is a super-2 number, since 2×45226225² = 4090822855501250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45226193 and 45226202.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 422622 + ... + 422728.

It is an arithmetic number, because the mean of its divisors is an integer number (1355940).

Almost surely, 2^45226225 is an apocalyptic number.

It is an amenable number.

45226225 is a deficient number, since it is larger than the sum of its proper divisors (19858895).

45226225 is a wasteful number, since it uses less digits than its factorization.

45226225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210 (or 205 counting only the distinct ones).

The product of its digits is 9600, while the sum is 28.

The square root of 45226225 is about 6725.0446095175. The cubic root of 45226225 is about 356.2843775177.

Adding to 45226225 its reverse (52262254), we get a palindrome (97488479).

It can be divided in two parts, 45226 and 225, that added together give a triangular number (45451 = T₃₀₁).

The spelling of 45226225 in words is "forty-five million, two hundred twenty-six thousand, two hundred twenty-five".