46820393 has 4 divisors (see below), whose sum is σ = 46851840. Its totient is φ = 46788948.

The previous prime is 46820381. The next prime is 46820437. The reversal of 46820393 is 39302864.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46820393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46825393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13373 + ... + 16506.

It is an arithmetic number, because the mean of its divisors is an integer number (11712960).

Almost surely, 2^46820393 is an apocalyptic number.

It is an amenable number.

46820393 is a deficient number, since it is larger than the sum of its proper divisors (31447).

46820393 is a wasteful number, since it uses less digits than its factorization.

46820393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31446.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 46820393 is about 6842.5428752767. The cubic root of 46820393 is about 360.4223258663.

The spelling of 46820393 in words is "forty-six million, eight hundred twenty thousand, three hundred ninety-three".