2977742 has 4 divisors (see below), whose sum is σ = 4466616. Its totient is φ = 1488870.

The previous prime is 2977739. The next prime is 2977753. The reversal of 2977742 is 2477792.

It is a semiprime because it is the product of two primes.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2977696 and 2977705.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 744434 + ... + 744437.

It is an arithmetic number, because the mean of its divisors is an integer number (1116654).

2^2977742 is an apocalyptic number.

2977742 is a deficient number, since it is larger than the sum of its proper divisors (1488874).

2977742 is a wasteful number, since it uses less digits than its factorization.

2977742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1488873.

The product of its digits is 49392, while the sum is 38.

The square root of 2977742 is about 1725.6135140871. The cubic root of 2977742 is about 143.8673869129.

The spelling of 2977742 in words is "two million, nine hundred seventy-seven thousand, seven hundred forty-two".