973977 has 8 divisors (see below), whose sum is σ = 1312416. Its totient is φ = 642432.

The previous prime is 973957. The next prime is 974003. The reversal of 973977 is 779379.

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

It is not a de Polignac number, because 973977 - 2¹⁵ = 941209 is a prime.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (973957) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1383 + ... + 1964.

It is an arithmetic number, because the mean of its divisors is an integer number (164052).

2⁹⁷³⁹⁷⁷ is an apocalyptic number.

973977 is a gapful number since it is divisible by the number (97) formed by its first and last digit.

It is an amenable number.

973977 is a deficient number, since it is larger than the sum of its proper divisors (338439).

973977 is a wasteful number, since it uses less digits than its factorization.

973977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3447.

The product of its digits is 83349, while the sum is 42.

The square root of 973977 is about 986.9027307693. The cubic root of 973977 is about 99.1249315548.

The spelling of 973977 in words is "nine hundred seventy-three thousand, nine hundred seventy-seven".