46440513 has 64 divisors (see below), whose sum is σ = 83904000. Its totient is φ = 24820992.

The previous prime is 46440509. The next prime is 46440517. The reversal of 46440513 is 31504464.

46440513 is a `hidden beast` number, since 4 + 644 + 0 + 5 + 13 = 666.

It is an interprime number because it is at equal distance from previous prime (46440509) and next prime (46440517).

It is not a de Polignac number, because 46440513 - 2² = 46440509 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46440517) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 202683 + ... + 202911.

It is an arithmetic number, because the mean of its divisors is an integer number (1311000).

Almost surely, 2^46440513 is an apocalyptic number.

It is an amenable number.

46440513 is a deficient number, since it is larger than the sum of its proper divisors (37463487).

46440513 is a wasteful number, since it uses less digits than its factorization.

46440513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311 (or 305 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 46440513 is about 6814.7276541326. The cubic root of 46440513 is about 359.4449084214. Note that the first 3 decimals are identical.

Adding to 46440513 its reverse (31504464), we get a palindrome (77944977).

The spelling of 46440513 in words is "forty-six million, four hundred forty thousand, five hundred thirteen".