10662401 has 16 divisors (see below), whose sum is σ = 11947200. Its totient is φ = 9471168.

The previous prime is 10662397. The next prime is 10662413. The reversal of 10662401 is 10426601.

It is a happy number.

It is not a de Polignac number, because 10662401 - 2² = 10662397 is a prime.

It is a super-2 number, since 2×10662401² = 227373590169602, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10662461) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20126 + ... + 20648.

It is an arithmetic number, because the mean of its divisors is an integer number (746700).

Almost surely, 2^10662401 is an apocalyptic number.

It is an amenable number.

10662401 is a deficient number, since it is larger than the sum of its proper divisors (1284799).

10662401 is a wasteful number, since it uses less digits than its factorization.

10662401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 10662401 is about 3265.3332142371. Note that the first 3 decimals coincide. The cubic root of 10662401 is about 220.0991357618.

The spelling of 10662401 in words is "ten million, six hundred sixty-two thousand, four hundred one".