4637426940 has 216 divisors, whose sum is σ = 15045750720. Its totient is φ = 1155926016.

The previous prime is 4637426929. The next prime is 4637426993. The reversal of 4637426940 is 496247364.

It is a happy number.

4637426940 is a `hidden beast` number, since 4 + 637 + 4 + 2 + 6 + 9 + 4 + 0 = 666.

It is a hoax number, since the sum of its digits (45) 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 (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 12432594 + ... + 12432966.

Almost surely, 2^4637426940 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 4637426940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7522875360).

4637426940 is an abundant number, since it is smaller than the sum of its proper divisors (10408323780).

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

4637426940 is a wasteful number, since it uses less digits than its factorization.

4637426940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661 (or 639 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 45.

The square root of 4637426940 is about 68098.6559338729. The cubic root of 4637426940 is about 1667.6018191069.

The spelling of 4637426940 in words is "four billion, six hundred thirty-seven million, four hundred twenty-six thousand, nine hundred forty".