2646434 has 16 divisors (see below), whose sum is σ = 4776000. Its totient is φ = 1074384.

The previous prime is 2646409. The next prime is 2646443. The reversal of 2646434 is 4346462.

It is a happy number.

It is a super-2 number, since 2×2646434² = 14007225832712, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2646397 and 2646406.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4709 + ... + 5240.

It is an arithmetic number, because the mean of its divisors is an integer number (298500).

2^2646434 is an apocalyptic number.

2646434 is a deficient number, since it is larger than the sum of its proper divisors (2129566).

2646434 is a wasteful number, since it uses less digits than its factorization.

2646434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9977.

The product of its digits is 13824, while the sum is 29.

The square root of 2646434 is about 1626.7864026970. The cubic root of 2646434 is about 138.3206504396.

The spelling of 2646434 in words is "two million, six hundred forty-six thousand, four hundred thirty-four".