16073040 has 80 divisors (see below), whose sum is σ = 50228928. Its totient is φ = 4251648.

The previous prime is 16073027. The next prime is 16073053. The reversal of 16073040 is 4037061.

It is an interprime number because it is at equal distance from previous prime (16073027) and next prime (16073053).

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×16073040² = 516685229683200, which contains 22 as substring.

It is a zygodrome in base 4.

It is a junction number, because it is equal to n+sod(n) for n = 16072998 and 16073016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46147 + ... + 46493.

Almost surely, 2^16073040 is an apocalyptic number.

16073040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16073040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25114464).

16073040 is an abundant number, since it is smaller than the sum of its proper divisors (34155888).

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

16073040 is a wasteful number, since it uses less digits than its factorization.

16073040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556 (or 550 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 16073040 is about 4009.1196041026. The cubic root of 16073040 is about 252.3670639653.

The spelling of 16073040 in words is "sixteen million, seventy-three thousand, forty".