48573661 has 4 divisors (see below), whose sum is σ = 48825532. Its totient is φ = 48321792.

The previous prime is 48573649. The next prime is 48573673. The reversal of 48573661 is 16637584.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (48573649) and next prime (48573673).

It can be written as a sum of positive squares in 2 ways, for example, as 33988900 + 14584761 = 5830^2 + 3819^2 .

It is a cyclic number.

It is not a de Polignac number, because 48573661 - 2⁷ = 48573533 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 (48573601) 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, 125646 + ... + 126031.

It is an arithmetic number, because the mean of its divisors is an integer number (12206383).

Almost surely, 2^48573661 is an apocalyptic number.

It is an amenable number.

48573661 is a deficient number, since it is larger than the sum of its proper divisors (251871).

48573661 is a wasteful number, since it uses less digits than its factorization.

48573661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251870.

The product of its digits is 120960, while the sum is 40.

The square root of 48573661 is about 6969.4806836665. The cubic root of 48573661 is about 364.8661822581.

The spelling of 48573661 in words is "forty-eight million, five hundred seventy-three thousand, six hundred sixty-one".