2620238 has 4 divisors (see below), whose sum is σ = 3930360. Its totient is φ = 1310118.

The previous prime is 2620231. The next prime is 2620253. The reversal of 2620238 is 8320262.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2620231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655058 + ... + 655061.

It is an arithmetic number, because the mean of its divisors is an integer number (982590).

2^2620238 is an apocalyptic number.

2620238 is a deficient number, since it is larger than the sum of its proper divisors (1310122).

2620238 is a wasteful number, since it uses less digits than its factorization.

2620238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1310121.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 2620238 is about 1618.7149223999. The cubic root of 2620238 is about 137.8627424732.

The spelling of 2620238 in words is "two million, six hundred twenty thousand, two hundred thirty-eight".