20962484 has 6 divisors (see below), whose sum is σ = 36684354. Its totient is φ = 10481240.

The previous prime is 20962481. The next prime is 20962559. The reversal of 20962484 is 48426902.

It can be written as a sum of positive squares in only one way, i.e., 19166884 + 1795600 = 4378^2 + 1340^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20962481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2620307 + ... + 2620314.

It is an arithmetic number, because the mean of its divisors is an integer number (6114059).

Almost surely, 2^20962484 is an apocalyptic number.

It is an amenable number.

20962484 is a deficient number, since it is larger than the sum of its proper divisors (15721870).

20962484 is a wasteful number, since it uses less digits than its factorization.

20962484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5240625 (or 5240623 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 20962484 is about 4578.4805339763. The cubic root of 20962484 is about 275.7280279614.

The spelling of 20962484 in words is "twenty million, nine hundred sixty-two thousand, four hundred eighty-four".