45202122 has 24 divisors (see below), whose sum is σ = 111929376. Its totient is φ = 12914856.

The previous prime is 45202117. The next prime is 45202127. The reversal of 45202122 is 22120254.

45202122 is a `hidden beast` number, since 452 + 0 + 212 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (45202117) and next prime (45202127).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 45202095 and 45202104.

It is not an unprimeable number, because it can be changed into a prime (45202127) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 179248 + ... + 179499.

It is an arithmetic number, because the mean of its divisors is an integer number (4663724).

Almost surely, 2^45202122 is an apocalyptic number.

45202122 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

45202122 is an abundant number, since it is smaller than the sum of its proper divisors (66727254).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45202122 is a wasteful number, since it uses less digits than its factorization.

45202122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358762 (or 358759 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 45202122 is about 6723.2523379686. The cubic root of 45202122 is about 356.2210731822.

Adding to 45202122 its reverse (22120254), we get a palindrome (67322376).

The spelling of 45202122 in words is "forty-five million, two hundred two thousand, one hundred twenty-two".