45226144 has 24 divisors (see below), whose sum is σ = 89304768. Its totient is φ = 22545600.

The previous prime is 45226141. The next prime is 45226147. The reversal of 45226144 is 44162254.

It is an interprime number because it is at equal distance from previous prime (45226141) and next prime (45226147).

It is a super-2 number, since 2×45226144² = 4090808202217472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45226141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9819 + ... + 13669.

It is an arithmetic number, because the mean of its divisors is an integer number (3721032).

Almost surely, 2^45226144 is an apocalyptic number.

It is an amenable number.

45226144 is a deficient number, since it is larger than the sum of its proper divisors (44078624).

45226144 is a wasteful number, since it uses less digits than its factorization.

45226144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4228 (or 4220 counting only the distinct ones).

The product of its digits is 7680, while the sum is 28.

The square root of 45226144 is about 6725.0385872499. The cubic root of 45226144 is about 356.2841648162.

Adding to 45226144 its reverse (44162254), we get a palindrome (89388398).

The spelling of 45226144 in words is "forty-five million, two hundred twenty-six thousand, one hundred forty-four".