140773464 has 160 divisors (see below), whose sum is σ = 450061920. Its totient is φ = 40725504.

The previous prime is 140773441. The next prime is 140773471. The reversal of 140773464 is 464377041.

It is a happy number.

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 39 ways as a sum of consecutive naturals, for example, 142717 + ... + 143699.

It is an arithmetic number, because the mean of its divisors is an integer number (2812887).

Almost surely, 2^140773464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140773464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (225030960).

140773464 is an abundant number, since it is smaller than the sum of its proper divisors (309288456).

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

140773464 is a wasteful number, since it uses less digits than its factorization.

140773464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031 (or 1018 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 36.

The square root of 140773464 is about 11864.7993661924. The cubic root of 140773464 is about 520.2038944006.

The spelling of 140773464 in words is "one hundred forty million, seven hundred seventy-three thousand, four hundred sixty-four".