16070691 has 48 divisors (see below), whose sum is σ = 27734784. Its totient is φ = 8055936.

The previous prime is 16070689. The next prime is 16070699. The reversal of 16070691 is 19607061.

16070691 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16070691 - 2¹ = 16070689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16070699) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 373716 + ... + 373758.

It is an arithmetic number, because the mean of its divisors is an integer number (577808).

Almost surely, 2^16070691 is an apocalyptic number.

16070691 is a deficient number, since it is larger than the sum of its proper divisors (11664093).

16070691 is a wasteful number, since it uses less digits than its factorization.

16070691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140 (or 103 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 30.

The square root of 16070691 is about 4008.8266363114. The cubic root of 16070691 is about 252.3547692757.

It can be divided in two parts, 16070 and 691, that added together give a palindrome (16761).

The spelling of 16070691 in words is "sixteen million, seventy thousand, six hundred ninety-one".