55679347 has 2 divisors, whose sum is σ = 55679348. Its totient is φ = 55679346.

The previous prime is 55679321. The next prime is 55679383. The reversal of 55679347 is 74397655.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55679347 - 2⁷ = 55679219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55679297 and 55679306.

It is not a weakly prime, because it can be changed into another prime (55679387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27839673 + 27839674.

It is an arithmetic number, because the mean of its divisors is an integer number (27839674).

Almost surely, 2^55679347 is an apocalyptic number.

55679347 is a deficient number, since it is larger than the sum of its proper divisors (1).

55679347 is an equidigital number, since it uses as much as digits as its factorization.

55679347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 793800, while the sum is 46.

The square root of 55679347 is about 7461.8594867499. The cubic root of 55679347 is about 381.8546156001.

The spelling of 55679347 in words is "fifty-five million, six hundred seventy-nine thousand, three hundred forty-seven".