102949766 has 4 divisors (see below), whose sum is σ = 154424652. Its totient is φ = 51474882.

The previous prime is 102949757. The next prime is 102949789. The reversal of 102949766 is 667949201.

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

It is a super-3 number, since 3×102949766³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25737440 + ... + 25737443.

It is an arithmetic number, because the mean of its divisors is an integer number (38606163).

Almost surely, 2^102949766 is an apocalyptic number.

102949766 is a deficient number, since it is larger than the sum of its proper divisors (51474886).

102949766 is an equidigital number, since it uses as much as digits as its factorization.

102949766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51474885.

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 102949766 is about 10146.4164117190. The cubic root of 102949766 is about 468.6785971003.

The spelling of 102949766 in words is "one hundred two million, nine hundred forty-nine thousand, seven hundred sixty-six".