3722990 has 8 divisors (see below), whose sum is σ = 6701400. Its totient is φ = 1489192.

The previous prime is 3722951. The next prime is 3723001. The reversal of 3722990 is 992273.

3722990 = 1113² + 1114² + 1115².

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 186140 + ... + 186159.

It is an arithmetic number, because the mean of its divisors is an integer number (837675).

Almost surely, 2^3722990 is an apocalyptic number.

3722990 is a deficient number, since it is larger than the sum of its proper divisors (2978410).

3722990 is a wasteful number, since it uses less digits than its factorization.

3722990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372306.

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 3722990 is about 1929.5051178994. The cubic root of 3722990 is about 154.9877201510.

The spelling of 3722990 in words is "three million, seven hundred twenty-two thousand, nine hundred ninety".