140770400 has 36 divisors (see below), whose sum is σ = 343657692. Its totient is φ = 56307840.

The previous prime is 140770393. The next prime is 140770429. The reversal of 140770400 is 4077041.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 87182 + ... + 88781.

It is an arithmetic number, because the mean of its divisors is an integer number (9546047).

Almost surely, 2^140770400 is an apocalyptic number.

140770400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140770400 is an abundant number, since it is smaller than the sum of its proper divisors (202887292).

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

140770400 is a wasteful number, since it uses less digits than its factorization.

140770400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175983 (or 175970 counting only the distinct ones).

The product of its (nonzero) digits is 784, while the sum is 23.

The square root of 140770400 is about 11864.6702440481. The cubic root of 140770400 is about 520.2001202132.

The spelling of 140770400 in words is "one hundred forty million, seven hundred seventy thousand, four hundred".