461374840 has 16 divisors (see below), whose sum is σ = 1038093480. Its totient is φ = 184549920.

The previous prime is 461374831. The next prime is 461374841. The reversal of 461374840 is 48473164.

It is a self number, because there is not a number n which added to its sum of digits gives 461374840.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461374841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5767146 + ... + 5767225.

Almost surely, 2^461374840 is an apocalyptic number.

461374840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

461374840 is an abundant number, since it is smaller than the sum of its proper divisors (576718640).

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

461374840 is a wasteful number, since it uses less digits than its factorization.

461374840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11534382 (or 11534378 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 37.

The square root of 461374840 is about 21479.6377995533. The cubic root of 461374840 is about 772.7125558862.

The spelling of 461374840 in words is "four hundred sixty-one million, three hundred seventy-four thousand, eight hundred forty".