2750402 has 8 divisors (see below), whose sum is σ = 4342800. Its totient is φ = 1302804.

The previous prime is 2750401. The next prime is 2750431. The reversal of 2750402 is 2040572.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2750402² = 15129422323208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2750401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36152 + ... + 36227.

It is an arithmetic number, because the mean of its divisors is an integer number (542850).

2^2750402 is an apocalyptic number.

2750402 is a deficient number, since it is larger than the sum of its proper divisors (1592398).

2750402 is a wasteful number, since it uses less digits than its factorization.

2750402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72400.

The product of its (nonzero) digits is 560, while the sum is 20.

The square root of 2750402 is about 1658.4335983090. The cubic root of 2750402 is about 140.1087929869.

Adding to 2750402 its reverse (2040572), we get a palindrome (4790974).

The spelling of 2750402 in words is "two million, seven hundred fifty thousand, four hundred two".