20249362 has 8 divisors (see below), whose sum is σ = 34713216. Its totient is φ = 8678292.

The previous prime is 20249357. The next prime is 20249387. The reversal of 20249362 is 26394202.

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

It is a super-2 number, since 2×20249362² = 820073322814088, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20249362.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 723178 + ... + 723205.

It is an arithmetic number, because the mean of its divisors is an integer number (4339152).

Almost surely, 2^20249362 is an apocalyptic number.

20249362 is a deficient number, since it is larger than the sum of its proper divisors (14463854).

20249362 is a wasteful number, since it uses less digits than its factorization.

20249362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1446392.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 20249362 is about 4499.9291105527. The cubic root of 20249362 is about 272.5652263690.

The spelling of 20249362 in words is "twenty million, two hundred forty-nine thousand, three hundred sixty-two".