46749690 has 128 divisors (see below), whose sum is σ = 141523200. Its totient is φ = 10886400.

The previous prime is 46749679. The next prime is 46749697. The reversal of 46749690 is 9694764.

It is a super-2 number, since 2×46749690² = 4371067030192200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (46749697) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 66340 + ... + 67040.

It is an arithmetic number, because the mean of its divisors is an integer number (1105650).

Almost surely, 2^46749690 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46749690, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70761600).

46749690 is an abundant number, since it is smaller than the sum of its proper divisors (94773510).

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

46749690 is a wasteful number, since it uses less digits than its factorization.

46749690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 749 (or 743 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The square root of 46749690 is about 6837.3744961059. The cubic root of 46749690 is about 360.2408111030.

The spelling of 46749690 in words is "forty-six million, seven hundred forty-nine thousand, six hundred ninety".