106291972 has 24 divisors (see below), whose sum is σ = 193477760. Its totient is φ = 51049440.

The previous prime is 106291961. The next prime is 106291987. The reversal of 106291972 is 279192601.

It is a super-2 number, since 2×106291972² = 22595966623297568, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

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, 7147 + ... + 16237.

Almost surely, 2^106291972 is an apocalyptic number.

It is an amenable number.

106291972 is a deficient number, since it is larger than the sum of its proper divisors (87185788).

106291972 is a wasteful number, since it uses less digits than its factorization.

106291972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9211 (or 9209 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 37.

The square root of 106291972 is about 10309.7998040699. The cubic root of 106291972 is about 473.6964770373.

The spelling of 106291972 in words is "one hundred six million, two hundred ninety-one thousand, nine hundred seventy-two".