2420776 has 8 divisors (see below), whose sum is σ = 4538970. Its totient is φ = 1210384.

The previous prime is 2420767. The next prime is 2420779. The reversal of 2420776 is 6770242.

It can be written as a sum of positive squares in only one way, i.e., 1887876 + 532900 = 1374^2 + 730^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (2420779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151291 + ... + 151306.

2^2420776 is an apocalyptic number.

It is an amenable number.

2420776 is a deficient number, since it is larger than the sum of its proper divisors (2118194).

2420776 is a wasteful number, since it uses less digits than its factorization.

2420776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302603 (or 302599 counting only the distinct ones).

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

The square root of 2420776 is about 1555.8843144656. The cubic root of 2420776 is about 134.2718177432.

The spelling of 2420776 in words is "two million, four hundred twenty thousand, seven hundred seventy-six".