2758898 has 4 divisors (see below), whose sum is σ = 4138350. Its totient is φ = 1379448.

The previous prime is 2758897. The next prime is 2758901. The reversal of 2758898 is 8988572.

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., 2505889 + 253009 = 1583^2 + 503^2 .

It is a super-2 number, since 2×2758898² = 15223036348808, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2758891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 689723 + ... + 689726.

2^2758898 is an apocalyptic number.

2758898 is a deficient number, since it is larger than the sum of its proper divisors (1379452).

2758898 is a wasteful number, since it uses less digits than its factorization.

2758898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1379451.

The product of its digits is 322560, while the sum is 47.

The square root of 2758898 is about 1660.9930764455. The cubic root of 2758898 is about 140.2529101892.

The spelling of 2758898 in words is "two million, seven hundred fifty-eight thousand, eight hundred ninety-eight".