140946470 has 32 divisors (see below), whose sum is σ = 290497536. Its totient is φ = 48232800.

The previous prime is 140946469. The next prime is 140946511. The reversal of 140946470 is 74649041.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 140946470.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42575 + ... + 45765.

It is an arithmetic number, because the mean of its divisors is an integer number (9078048).

Almost surely, 2^140946470 is an apocalyptic number.

140946470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140946470 is an abundant number, since it is smaller than the sum of its proper divisors (149551066).

140946470 is a wasteful number, since it uses less digits than its factorization.

140946470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3836.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 140946470 is about 11872.0878534485. The cubic root of 140946470 is about 520.4169117056.

The spelling of 140946470 in words is "one hundred forty million, nine hundred forty-six thousand, four hundred seventy".