46951640 has 32 divisors (see below), whose sum is σ = 107639280. Its totient is φ = 18425472.

The previous prime is 46951627. The next prime is 46951643. The reversal of 46951640 is 4615964.

46951640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 46951640.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46951643) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 8954 + ... + 13193.

Almost surely, 2^46951640 is an apocalyptic number.

46951640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

46951640 is an abundant number, since it is smaller than the sum of its proper divisors (60687640).

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

46951640 is a wasteful number, since it uses less digits than its factorization.

46951640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22211 (or 22207 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 46951640 is about 6852.1266771711. The cubic root of 46951640 is about 360.7587904812.

The spelling of 46951640 in words is "forty-six million, nine hundred fifty-one thousand, six hundred forty".