2062391 has 2 divisors, whose sum is σ = 2062392. Its totient is φ = 2062390.

The previous prime is 2062381. The next prime is 2062429. The reversal of 2062391 is 1932602.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2062391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2062351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1031195 + 1031196.

It is an arithmetic number, because the mean of its divisors is an integer number (1031196).

2^2062391 is an apocalyptic number.

2062391 is a deficient number, since it is larger than the sum of its proper divisors (1).

2062391 is an equidigital number, since it uses as much as digits as its factorization.

2062391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 2062391 is about 1436.1027122041. The cubic root of 2062391 is about 127.2888418217.

Adding to 2062391 its reverse (1932602), we get a palindrome (3994993).

The spelling of 2062391 in words is "two million, sixty-two thousand, three hundred ninety-one".