5646450 has 24 divisors (see below), whose sum is σ = 14003568. Its totient is φ = 1505680.

The previous prime is 5646449. The next prime is 5646451. The reversal of 5646450 is 546465.

It is an interprime number because it is at equal distance from previous prime (5646449) and next prime (5646451).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5646451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18672 + ... + 18971.

It is an arithmetic number, because the mean of its divisors is an integer number (583482).

Almost surely, 2^5646450 is an apocalyptic number.

5646450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5646450 is an abundant number, since it is smaller than the sum of its proper divisors (8357118).

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

5646450 is a wasteful number, since it uses less digits than its factorization.

5646450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37658 (or 37653 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 5646450 is about 2376.2259993528. The cubic root of 5646450 is about 178.0704388139.

Adding to 5646450 its sum of digits (30), we get a triangular number (5646480 = T₃₃₆₀).

The spelling of 5646450 in words is "five million, six hundred forty-six thousand, four hundred fifty".