977469420 has 48 divisors (see below), whose sum is σ = 2769903360. Its totient is φ = 257516736.

The previous prime is 977469413. The next prime is 977469439. The reversal of 977469420 is 24964779.

It is a self number, because there is not a number n which added to its sum of digits gives 977469420.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93160 + ... + 103119.

It is an arithmetic number, because the mean of its divisors is an integer number (57706320).

Almost surely, 2^977469420 is an apocalyptic number.

It is an amenable number.

977469420 is an abundant number, since it is smaller than the sum of its proper divisors (1792433940).

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

977469420 is a wasteful number, since it uses less digits than its factorization.

977469420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196374 (or 196372 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 48.

The square root of 977469420 is about 31264.5073525875. The cubic root of 977469420 is about 992.4326868843.

The spelling of 977469420 in words is "nine hundred seventy-seven million, four hundred sixty-nine thousand, four hundred twenty".