16977342 has 8 divisors (see below), whose sum is σ = 33954696. Its totient is φ = 5659112.

The previous prime is 16977341. The next prime is 16977343. The reversal of 16977342 is 24377961.

It is an interprime number because it is at equal distance from previous prime (16977341) and next prime (16977343).

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

16977342 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 16977342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16977341) 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, 1414773 + ... + 1414784.

It is an arithmetic number, because the mean of its divisors is an integer number (4244337).

Almost surely, 2^16977342 is an apocalyptic number.

16977342 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

16977342 is a wasteful number, since it uses less digits than its factorization.

16977342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2829562.

The product of its digits is 63504, while the sum is 39.

The square root of 16977342 is about 4120.3570233658. The cubic root of 16977342 is about 257.0138727895.

The spelling of 16977342 in words is "sixteen million, nine hundred seventy-seven thousand, three hundred forty-two".