20672362 has 4 divisors (see below), whose sum is σ = 31008546. Its totient is φ = 10336180.

The previous prime is 20672321. The next prime is 20672371. The reversal of 20672362 is 26327602.

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

It can be written as a sum of positive squares in only one way, i.e., 20421361 + 251001 = 4519^2 + 501^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 20672362.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5168089 + ... + 5168092.

Almost surely, 2^20672362 is an apocalyptic number.

20672362 is a deficient number, since it is larger than the sum of its proper divisors (10336184).

20672362 is a wasteful number, since it uses less digits than its factorization.

20672362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10336183.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 20672362 is about 4546.6869256636. The cubic root of 20672362 is about 274.4500834359.

Adding to 20672362 its reverse (26327602), we get a palindrome (46999964).

The spelling of 20672362 in words is "twenty million, six hundred seventy-two thousand, three hundred sixty-two".