977408 has 40 divisors (see below), whose sum is σ = 2062368. Its totient is φ = 461824.

The previous prime is 977407. The next prime is 977411. The reversal of 977408 is 804779.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (977407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11735 + ... + 11817.

2⁹⁷⁷⁴⁰⁸ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 977408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1031184).

977408 is an abundant number, since it is smaller than the sum of its proper divisors (1084960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

977408 is an equidigital number, since it uses as much as digits as its factorization.

977408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124 (or 108 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 35.

The square root of 977408 is about 988.6394691696. The cubic root of 977408 is about 99.2411899706.

The spelling of 977408 in words is "nine hundred seventy-seven thousand, four hundred eight".