13875450 has 24 divisors (see below), whose sum is σ = 34411488. Its totient is φ = 3700080.

The previous prime is 13875437. The next prime is 13875457. The reversal of 13875450 is 5457831.

13875450 = T₄₇₆ + T₄₇₇ + ... + T₅₇₅.

It is a super-2 number, since 2×13875450² = 385056225405000, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13875457) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46102 + ... + 46401.

It is an arithmetic number, because the mean of its divisors is an integer number (1433812).

Almost surely, 2^13875450 is an apocalyptic number.

13875450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13875450 is an abundant number, since it is smaller than the sum of its proper divisors (20536038).

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

13875450 is a wasteful number, since it uses less digits than its factorization.

13875450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92518 (or 92513 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 13875450 is about 3724.9765099930. The cubic root of 13875450 is about 240.2973744386.

The spelling of 13875450 in words is "thirteen million, eight hundred seventy-five thousand, four hundred fifty".