50698621 has 8 divisors (see below), whose sum is σ = 52174304. Its totient is φ = 49228560.

The previous prime is 50698619. The next prime is 50698639. The reversal of 50698621 is 12689605.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 50698621 - 2¹ = 50698619 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50698691) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22726 + ... + 24856.

It is an arithmetic number, because the mean of its divisors is an integer number (6521788).

Almost surely, 2^50698621 is an apocalyptic number.

It is an amenable number.

50698621 is a deficient number, since it is larger than the sum of its proper divisors (1475683).

50698621 is a wasteful number, since it uses less digits than its factorization.

50698621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2811.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 50698621 is about 7120.2964123694. The cubic root of 50698621 is about 370.1110477491. Note that the first 3 decimals are identical.

The spelling of 50698621 in words is "fifty million, six hundred ninety-eight thousand, six hundred twenty-one".