5646402 has 32 divisors (see below), whose sum is σ = 12956160. Its totient is φ = 1820880.

The previous prime is 5646391. The next prime is 5646409. The reversal of 5646402 is 2046465.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (5646409) 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, 13 + ... + 3360.

It is an arithmetic number, because the mean of its divisors is an integer number (404880).

Almost surely, 2^5646402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5646402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6478080).

5646402 is an abundant number, since it is smaller than the sum of its proper divisors (7309758).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5646402 is a wasteful number, since it uses less digits than its factorization.

5646402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3415 (or 3409 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 5646402 is about 2376.2158992819. The cubic root of 5646402 is about 178.0699342252.

The spelling of 5646402 in words is "five million, six hundred forty-six thousand, four hundred two".