46444815 has 12 divisors (see below), whose sum is σ = 80504424. Its totient is φ = 24770544.

The previous prime is 46444807. The next prime is 46444817. The reversal of 46444815 is 51844464.

It is a happy number.

46444815 is a `hidden beast` number, since 4 + 644 + 4 + 8 + 1 + 5 = 666.

It is not a de Polignac number, because 46444815 - 2³ = 46444807 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 46444815.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46444817) 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, 516009 + ... + 516098.

It is an arithmetic number, because the mean of its divisors is an integer number (6708702).

Almost surely, 2^46444815 is an apocalyptic number.

46444815 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

46444815 is a deficient number, since it is larger than the sum of its proper divisors (34059609).

46444815 is a wasteful number, since it uses less digits than its factorization.

46444815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1032118 (or 1032115 counting only the distinct ones).

The product of its digits is 61440, while the sum is 36.

The square root of 46444815 is about 6815.0432867297. The cubic root of 46444815 is about 359.4560070948.

The spelling of 46444815 in words is "forty-six million, four hundred forty-four thousand, eight hundred fifteen".