106772428 has 24 divisors (see below), whose sum is σ = 216474272. Its totient is φ = 45131904.

The previous prime is 106772389. The next prime is 106772429. The reversal of 106772428 is 824277601.

It is a super-2 number, since 2×106772428² = 22800702762030368, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106772429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24075 + ... + 28162.

Almost surely, 2^106772428 is an apocalyptic number.

It is an amenable number.

106772428 is an abundant number, since it is smaller than the sum of its proper divisors (109701844).

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

106772428 is a wasteful number, since it uses less digits than its factorization.

106772428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52321 (or 52319 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 37.

The square root of 106772428 is about 10333.0744698758. The cubic root of 106772428 is about 474.4091312308.

The spelling of 106772428 in words is "one hundred six million, seven hundred seventy-two thousand, four hundred twenty-eight".