1675401840 has 160 divisors (see below), whose sum is σ = 6595292160. Its totient is φ = 382945536.

The previous prime is 1675401803. The next prime is 1675401841. The reversal of 1675401840 is 481045761.

It is a happy number.

1675401840 is a `hidden beast` number, since 1 + 67 + 540 + 18 + 40 = 666.

1675401840 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 1675401795 and 1675401804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1675401841) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40284 + ... + 70523.

It is an arithmetic number, because the mean of its divisors is an integer number (41220576).

Almost surely, 2^1675401840 is an apocalyptic number.

1675401840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1675401840 is an abundant number, since it is smaller than the sum of its proper divisors (4919890320).

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

1675401840 is a wasteful number, since it uses less digits than its factorization.

1675401840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110836 (or 110824 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The square root of 1675401840 is about 40931.6728219114. The cubic root of 1675401840 is about 1187.6988319325.

The spelling of 1675401840 in words is "one billion, six hundred seventy-five million, four hundred one thousand, eight hundred forty".