106399772 has 24 divisors (see below), whose sum is σ = 197514240. Its totient is φ = 50010480.

The previous prime is 106399757. The next prime is 106399823. The reversal of 106399772 is 277993601.

It is a happy number.

It is a super-2 number, since 2×106399772² = 22641822963303968, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4613 + ... + 15299.

It is an arithmetic number, because the mean of its divisors is an integer number (8229760).

Almost surely, 2^106399772 is an apocalyptic number.

It is an amenable number.

106399772 is a deficient number, since it is larger than the sum of its proper divisors (91114468).

106399772 is a wasteful number, since it uses less digits than its factorization.

106399772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10841 (or 10839 counting only the distinct ones).

The product of its (nonzero) digits is 142884, while the sum is 44.

The square root of 106399772 is about 10315.0265147502. The cubic root of 106399772 is about 473.8565619619.

The spelling of 106399772 in words is "one hundred six million, three hundred ninety-nine thousand, seven hundred seventy-two".