2750002 has 8 divisors (see below), whose sum is σ = 4192812. Its totient is φ = 1352400.

The previous prime is 2749991. The next prime is 2750021. The reversal of 2750002 is 2000572.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2692881 + 57121 = 1641^2 + 239^2 .

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

It is a super-2 number, since 2×2750002² = 15125022000008, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11149 + ... + 11392.

2^2750002 is an apocalyptic number.

2750002 is a deficient number, since it is larger than the sum of its proper divisors (1442810).

2750002 is a wasteful number, since it uses less digits than its factorization.

2750002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22604.

The product of its (nonzero) digits is 140, while the sum is 16.

The square root of 2750002 is about 1658.3129982003. The cubic root of 2750002 is about 140.1020004969.

Adding to 2750002 its reverse (2000572), we get a palindrome (4750574).

The spelling of 2750002 in words is "two million, seven hundred fifty thousand, two".