46947869 has 4 divisors (see below), whose sum is σ = 47149596. Its totient is φ = 46746144.

The previous prime is 46947851. The next prime is 46947907. The reversal of 46947869 is 96874964.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 18164644 + 28783225 = 4262^2 + 5365^2 .

It is a cyclic number.

It is not a de Polignac number, because 46947869 - 2¹² = 46943773 is a prime.

It is a super-2 number, since 2×46947869² = 4408204807282322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 46947869.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46947169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100514 + ... + 100979.

It is an arithmetic number, because the mean of its divisors is an integer number (11787399).

Almost surely, 2^46947869 is an apocalyptic number.

It is an amenable number.

46947869 is a deficient number, since it is larger than the sum of its proper divisors (201727).

46947869 is a wasteful number, since it uses less digits than its factorization.

46947869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201726.

The product of its digits is 2612736, while the sum is 53.

The square root of 46947869 is about 6851.8515016016. The cubic root of 46947869 is about 360.7491319061.

The spelling of 46947869 in words is "forty-six million, nine hundred forty-seven thousand, eight hundred sixty-nine".