46439939 has 16 divisors (see below), whose sum is σ = 57496320. Its totient is φ = 36525600.

The previous prime is 46439927. The next prime is 46439951. The reversal of 46439939 is 93993464.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (46439927) and next prime (46439951).

It is a cyclic number.

It is not a de Polignac number, because 46439939 - 2¹² = 46435843 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 46439893 and 46439902.

It is not an unprimeable number, because it can be changed into a prime (46439909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14864 + ... + 17714.

It is an arithmetic number, because the mean of its divisors is an integer number (3593520).

Almost surely, 2^46439939 is an apocalyptic number.

46439939 is a deficient number, since it is larger than the sum of its proper divisors (11056381).

46439939 is a wasteful number, since it uses less digits than its factorization.

46439939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3050.

The product of its digits is 629856, while the sum is 47.

The square root of 46439939 is about 6814.6855393334. The cubic root of 46439939 is about 359.4434275145.

The spelling of 46439939 in words is "forty-six million, four hundred thirty-nine thousand, nine hundred thirty-nine".