2604346 has 4 divisors (see below), whose sum is σ = 3906522. Its totient is φ = 1302172.

The previous prime is 2604307. The next prime is 2604347. The reversal of 2604346 is 6434062.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2595321 + 9025 = 1611^2 + 95^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2604346.

It is not an unprimeable number, because it can be changed into a prime (2604347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651085 + ... + 651088.

2^2604346 is an apocalyptic number.

2604346 is a deficient number, since it is larger than the sum of its proper divisors (1302176).

2604346 is a wasteful number, since it uses less digits than its factorization.

2604346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1302175.

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

The square root of 2604346 is about 1613.7986243643. The cubic root of 2604346 is about 137.5834600748.

The spelling of 2604346 in words is "two million, six hundred four thousand, three hundred forty-six".