3746199390 has 128 divisors (see below), whose sum is σ = 9771632640. Its totient is φ = 915560448.

The previous prime is 3746199361. The next prime is 3746199409. The reversal of 3746199390 is 939916473.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8940601 + ... + 8941019.

It is an arithmetic number, because the mean of its divisors is an integer number (76340880).

Almost surely, 2^3746199390 is an apocalyptic number.

3746199390 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3746199390, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4885816320).

3746199390 is an abundant number, since it is smaller than the sum of its proper divisors (6025433250).

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

3746199390 is a wasteful number, since it uses less digits than its factorization.

3746199390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 866.

The product of its (nonzero) digits is 1102248, while the sum is 51.

The square root of 3746199390 is about 61206.2038522240. The cubic root of 3746199390 is about 1553.0912142761.

The spelling of 3746199390 in words is "three billion, seven hundred forty-six million, one hundred ninety-nine thousand, three hundred ninety".