946700640 has 72 divisors (see below), whose sum is σ = 3230620848. Its totient is φ = 252453120.

The previous prime is 946700603. The next prime is 946700653. The reversal of 946700640 is 46007649.

946700640 is a `hidden beast` number, since 9 + 4 + 6 + 7 + 0 + 0 + 640 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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 = 946700595 and 946700604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 327276 + ... + 330155.

It is an arithmetic number, because the mean of its divisors is an integer number (44869734).

Almost surely, 2^946700640 is an apocalyptic number.

946700640 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

946700640 is an abundant number, since it is smaller than the sum of its proper divisors (2283920208).

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

946700640 is a wasteful number, since it uses less digits than its factorization.

946700640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 657452 (or 657441 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 946700640 is about 30768.5007759559. The cubic root of 946700640 is about 981.9082076073.

The spelling of 946700640 in words is "nine hundred forty-six million, seven hundred thousand, six hundred forty".