948109408 has 24 divisors (see below), whose sum is σ = 1910002248. Its totient is φ = 463029504.

The previous prime is 948109399. The next prime is 948109417. The reversal of 948109408 is 804901849.

It is an interprime number because it is at equal distance from previous prime (948109399) and next prime (948109417).

It is a super-2 number, since 2×948109408² = 1797822899076220928, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 343141 + ... + 345892.

It is an arithmetic number, because the mean of its divisors is an integer number (79583427).

Almost surely, 2^948109408 is an apocalyptic number.

It is an amenable number.

948109408 is an abundant number, since it is smaller than the sum of its proper divisors (961892840).

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

948109408 is a wasteful number, since it uses less digits than its factorization.

948109408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689086 (or 689078 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 43.

The square root of 948109408 is about 30791.3852887459. The cubic root of 948109408 is about 982.3950194621.

The spelling of 948109408 in words is "nine hundred forty-eight million, one hundred nine thousand, four hundred eight".