16742450 has 24 divisors (see below), whose sum is σ = 32974452. Its totient is φ = 6302720.

The previous prime is 16742447. The next prime is 16742461. The reversal of 16742450 is 5424761.

It can be written as a sum of positive squares in 6 ways, for example, as 5121169 + 11621281 = 2263^2 + 3409^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8999 + ... + 10698.

Almost surely, 2^16742450 is an apocalyptic number.

16742450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16742450 is a deficient number, since it is larger than the sum of its proper divisors (16232002).

16742450 is a wasteful number, since it uses less digits than its factorization.

16742450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19726 (or 19721 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 16742450 is about 4091.7539026681. The cubic root of 16742450 is about 255.8230486964.

The spelling of 16742450 in words is "sixteen million, seven hundred forty-two thousand, four hundred fifty".