45035221 has 8 divisors (see below), whose sum is σ = 56147904. Its totient is φ = 35092320.

The previous prime is 45035201. The next prime is 45035251. The reversal of 45035221 is 12253054.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45035221 is a prime.

It is a super-2 number, since 2×45035221² = 4056342261037682, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45035192 and 45035201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45035201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 292360 + ... + 292513.

It is an arithmetic number, because the mean of its divisors is an integer number (7018488).

Almost surely, 2^45035221 is an apocalyptic number.

It is an amenable number.

45035221 is a deficient number, since it is larger than the sum of its proper divisors (11112683).

45035221 is a wasteful number, since it uses less digits than its factorization.

45035221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 584891.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 45035221 is about 6710.8286373592. The cubic root of 45035221 is about 355.7821042778.

Adding to 45035221 its reverse (12253054), we get a palindrome (57288275).

The spelling of 45035221 in words is "forty-five million, thirty-five thousand, two hundred twenty-one".