10694642 has 24 divisors (see below), whose sum is σ = 18977580. Its totient is φ = 4505760.

The previous prime is 10694641. The next prime is 10694647. The reversal of 10694642 is 24649601.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 10686361 + 8281 = 3269^2 + 91^2 .

It is a super-2 number, since 2×10694642² = 228750735016328, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10694599 and 10694608.

It is not an unprimeable number, because it can be changed into a prime (10694641) 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, 5084 + ... + 6872.

Almost surely, 2^10694642 is an apocalyptic number.

10694642 is a deficient number, since it is larger than the sum of its proper divisors (8282938).

10694642 is a wasteful number, since it uses less digits than its factorization.

10694642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1866 (or 1859 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 10694642 is about 3270.2663500088. The cubic root of 10694642 is about 220.3207580058.

The spelling of 10694642 in words is "ten million, six hundred ninety-four thousand, six hundred forty-two".