46413281 has 16 divisors (see below), whose sum is σ = 50996304. Its totient is φ = 42061824.

The previous prime is 46413229. The next prime is 46413307. The reversal of 46413281 is 18231464.

It can be written as a sum of positive squares in 8 ways, for example, as 390625 + 46022656 = 625^2 + 6784^2 .

It is a cyclic number.

It is not a de Polignac number, because 46413281 - 2²² = 42218977 is a prime.

It is a super-2 number, since 2×46413281² = 4308385306369922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46416281) 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, 70751 + ... + 71403.

It is an arithmetic number, because the mean of its divisors is an integer number (3187269).

Almost surely, 2^46413281 is an apocalyptic number.

It is an amenable number.

46413281 is a deficient number, since it is larger than the sum of its proper divisors (4583023).

46413281 is a wasteful number, since it uses less digits than its factorization.

46413281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 820.

The product of its digits is 4608, while the sum is 29.

The square root of 46413281 is about 6812.7293355894. The cubic root of 46413281 is about 359.3746370356.

The spelling of 46413281 in words is "forty-six million, four hundred thirteen thousand, two hundred eighty-one".