2253718 has 4 divisors (see below), whose sum is σ = 3380580. Its totient is φ = 1126858.

The previous prime is 2253709. The next prime is 2253721. The reversal of 2253718 is 8173522.

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

It is an Ulam number.

It is a d-powerful number, because it can be written as 2⁷ + 2¹⁸ + 5⁸ + 3¹³ + 7⁴ + 1 + 8⁴ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 563428 + ... + 563431.

It is an arithmetic number, because the mean of its divisors is an integer number (845145).

2^2253718 is an apocalyptic number.

2253718 is a deficient number, since it is larger than the sum of its proper divisors (1126862).

2253718 is a wasteful number, since it uses less digits than its factorization.

2253718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1126861.

The product of its digits is 3360, while the sum is 28.

The square root of 2253718 is about 1501.2388217735. The cubic root of 2253718 is about 131.1092071499.

The spelling of 2253718 in words is "two million, two hundred fifty-three thousand, seven hundred eighteen".