3720051 has 12 divisors (see below), whose sum is σ = 5426928. Its totient is φ = 2455344.

The previous prime is 3720037. The next prime is 3720103. The reversal of 3720051 is 1500273.

It is not a de Polignac number, because 3720051 - 2⁶ = 3719987 is a prime.

It is a Smith number, since the sum of its digits (18) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (3720011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1080 + ... + 2933.

It is an arithmetic number, because the mean of its divisors is an integer number (452244).

Almost surely, 2^3720051 is an apocalyptic number.

3720051 is a deficient number, since it is larger than the sum of its proper divisors (1706877).

3720051 is a wasteful number, since it uses less digits than its factorization.

3720051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4122 (or 4119 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 18.

The square root of 3720051 is about 1928.7433732874. The cubic root of 3720051 is about 154.9469259842.

The spelling of 3720051 in words is "three million, seven hundred twenty thousand, fifty-one".