46418309 has 16 divisors (see below), whose sum is σ = 54743040. Its totient is φ = 38537520.

The previous prime is 46418297. The next prime is 46418321. The reversal of 46418309 is 90381464.

It is an interprime number because it is at equal distance from previous prime (46418297) and next prime (46418321).

It is not a de Polignac number, because 46418309 - 2⁴ = 46418293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46418329) 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, 28532 + ... + 30114.

It is an arithmetic number, because the mean of its divisors is an integer number (3421440).

Almost surely, 2^46418309 is an apocalyptic number.

It is an amenable number.

46418309 is a deficient number, since it is larger than the sum of its proper divisors (8324731).

46418309 is a wasteful number, since it uses less digits than its factorization.

46418309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1720.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 46418309 is about 6813.0983406964. The cubic root of 46418309 is about 359.3876137123.

The spelling of 46418309 in words is "forty-six million, four hundred eighteen thousand, three hundred nine".