107421766 has 4 divisors (see below), whose sum is σ = 161132652. Its totient is φ = 53710882.

The previous prime is 107421761. The next prime is 107421781. The reversal of 107421766 is 667124701.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 667124701 = 83 ⋅8037647.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107421761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26855440 + ... + 26855443.

It is an arithmetic number, because the mean of its divisors is an integer number (40283163).

Almost surely, 2^107421766 is an apocalyptic number.

107421766 is a deficient number, since it is larger than the sum of its proper divisors (53710886).

107421766 is an equidigital number, since it uses as much as digits as its factorization.

107421766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53710885.

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 107421766 is about 10364.4472115014. The cubic root of 107421766 is about 475.3688968109.

The spelling of 107421766 in words is "one hundred seven million, four hundred twenty-one thousand, seven hundred sixty-six".