16457394 has 24 divisors (see below), whose sum is σ = 34968528. Its totient is φ = 5162560.

The previous prime is 16457393. The next prime is 16457407. The reversal of 16457394 is 49375461.

It is not an unprimeable number, because it can be changed into a prime (16457393) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3012 + ... + 6479.

It is an arithmetic number, because the mean of its divisors is an integer number (1457022).

Almost surely, 2^16457394 is an apocalyptic number.

16457394 is an abundant number, since it is smaller than the sum of its proper divisors (18511134).

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

16457394 is a wasteful number, since it uses less digits than its factorization.

16457394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9530 (or 9513 counting only the distinct ones).

The product of its digits is 90720, while the sum is 39.

The square root of 16457394 is about 4056.7713763534. The cubic root of 16457394 is about 254.3628537888.

The spelling of 16457394 in words is "sixteen million, four hundred fifty-seven thousand, three hundred ninety-four".