16042477 has 8 divisors (see below), whose sum is σ = 18262080. Its totient is φ = 13949760.

The previous prime is 16042471. The next prime is 16042501. The reversal of 16042477 is 77424061.

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

It is not a de Polignac number, because 16042477 - 2¹⁹ = 15518189 is a prime.

It is a super-2 number, since 2×16042477² = 514722136591058, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16042471) 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, 31452 + ... + 31957.

It is an arithmetic number, because the mean of its divisors is an integer number (2282760).

Almost surely, 2^16042477 is an apocalyptic number.

It is an amenable number.

16042477 is a deficient number, since it is larger than the sum of its proper divisors (2219603).

16042477 is a wasteful number, since it uses less digits than its factorization.

16042477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63443.

The product of its (nonzero) digits is 9408, while the sum is 31.

The square root of 16042477 is about 4005.3061056553. The cubic root of 16042477 is about 252.2070032139.

The spelling of 16042477 in words is "sixteen million, forty-two thousand, four hundred seventy-seven".