20883374 has 4 divisors (see below), whose sum is σ = 31325064. Its totient is φ = 10441686.

The previous prime is 20883371. The next prime is 20883377. The reversal of 20883374 is 47338802.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (20883371) and next prime (20883377).

It is a super-2 number, since 2×20883374² = 872230619247752, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20883371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5220842 + ... + 5220845.

It is an arithmetic number, because the mean of its divisors is an integer number (7831266).

Almost surely, 2^20883374 is an apocalyptic number.

20883374 is a deficient number, since it is larger than the sum of its proper divisors (10441690).

20883374 is a wasteful number, since it uses less digits than its factorization.

20883374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10441689.

The product of its (nonzero) digits is 32256, while the sum is 35.

The square root of 20883374 is about 4569.8330385256. The cubic root of 20883374 is about 275.3807354413.

The spelling of 20883374 in words is "twenty million, eight hundred eighty-three thousand, three hundred seventy-four".