2646430 has 8 divisors (see below), whose sum is σ = 4763592. Its totient is φ = 1058568.

The previous prime is 2646409. The next prime is 2646443. The reversal of 2646430 is 346462.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2646395 and 2646404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132312 + ... + 132331.

It is an arithmetic number, because the mean of its divisors is an integer number (595449).

2^2646430 is an apocalyptic number.

2646430 is a deficient number, since it is larger than the sum of its proper divisors (2117162).

2646430 is a wasteful number, since it uses less digits than its factorization.

2646430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264650.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 2646430 is about 1626.7851732789. The cubic root of 2646430 is about 138.3205807505.

Subtracting from 2646430 its reverse (346462), we obtain a cube (2299968 = 132³).

The spelling of 2646430 in words is "two million, six hundred forty-six thousand, four hundred thirty".