2027764 has 6 divisors (see below), whose sum is σ = 3548594. Its totient is φ = 1013880.

The previous prime is 2027759. The next prime is 2027783. The reversal of 2027764 is 4677202.

It can be written as a sum of positive squares in only one way, i.e., 1232100 + 795664 = 1110^2 + 892^2 .

It is a super-2 number, since 2×2027764² = 8223653679392, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 253467 + ... + 253474.

2^2027764 is an apocalyptic number.

It is an amenable number.

2027764 is a deficient number, since it is larger than the sum of its proper divisors (1520830).

2027764 is a wasteful number, since it uses less digits than its factorization.

2027764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506945 (or 506943 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 2027764 is about 1423.9957865106. The cubic root of 2027764 is about 126.5724353019.

The spelling of 2027764 in words is "two million, twenty-seven thousand, seven hundred sixty-four".