106978344 has 32 divisors (see below), whose sum is σ = 291759840. Its totient is φ = 32417600.

The previous prime is 106978337. The next prime is 106978351. The reversal of 106978344 is 443879601.

It is an interprime number because it is at equal distance from previous prime (106978337) and next prime (106978351).

It is a super-2 number, since 2×106978344² = 22888732169964672, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 106978296 and 106978305.

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, 202347 + ... + 202874.

It is an arithmetic number, because the mean of its divisors is an integer number (9117495).

Almost surely, 2^106978344 is an apocalyptic number.

It is an amenable number.

106978344 is an abundant number, since it is smaller than the sum of its proper divisors (184781496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

106978344 is a wasteful number, since it uses less digits than its factorization.

106978344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405241 (or 405237 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 106978344 is about 10343.0335975477. The cubic root of 106978344 is about 474.7139093484.

The spelling of 106978344 in words is "one hundred six million, nine hundred seventy-eight thousand, three hundred forty-four".