46645949 has 16 divisors (see below), whose sum is σ = 56332800. Its totient is φ = 37774464.

The previous prime is 46645913. The next prime is 46645999. The reversal of 46645949 is 94954664.

It is not a de Polignac number, because 46645949 - 2¹² = 46641853 is a prime.

It is a super-2 number, since 2×46645949² = 4351689116221202, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46645999) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7097 + ... + 11985.

It is an arithmetic number, because the mean of its divisors is an integer number (3520800).

Almost surely, 2^46645949 is an apocalyptic number.

It is an amenable number.

46645949 is a deficient number, since it is larger than the sum of its proper divisors (9686851).

46645949 is a wasteful number, since it uses less digits than its factorization.

46645949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4972.

The product of its digits is 933120, while the sum is 47.

The square root of 46645949 is about 6829.7839643725. The cubic root of 46645949 is about 359.9741468060.

The spelling of 46645949 in words is "forty-six million, six hundred forty-five thousand, nine hundred forty-nine".