106521948 has 36 divisors (see below), whose sum is σ = 289977688. Its totient is φ = 32775840.

The previous prime is 106521937. The next prime is 106521953. The reversal of 106521948 is 849125601.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×106521948² = 22693850811429408, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 113338 + ... + 114273.

Almost surely, 2^106521948 is an apocalyptic number.

106521948 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

106521948 is an abundant number, since it is smaller than the sum of its proper divisors (183455740).

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

106521948 is a wasteful number, since it uses less digits than its factorization.

106521948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227634 (or 227629 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 106521948 is about 10320.9470495687. The cubic root of 106521948 is about 474.0378648382.

The spelling of 106521948 in words is "one hundred six million, five hundred twenty-one thousand, nine hundred forty-eight".