4253418 has 64 divisors (see below), whose sum is σ = 10442880. Its totient is φ = 1275264.

The previous prime is 4253393. The next prime is 4253419. The reversal of 4253418 is 8143524.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 4253391 and 4253400.

It is not an unprimeable number, because it can be changed into a prime (4253419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51205 + ... + 51287.

It is an arithmetic number, because the mean of its divisors is an integer number (163170).

Almost surely, 2^4253418 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4253418, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5221440).

4253418 is an abundant number, since it is smaller than the sum of its proper divisors (6189462).

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

4253418 is a wasteful number, since it uses less digits than its factorization.

4253418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180 (or 174 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 4253418 is about 2062.3816329671. The cubic root of 4253418 is about 162.0240019307.

The spelling of 4253418 in words is "four million, two hundred fifty-three thousand, four hundred eighteen".