3749697964 has 6 divisors (see below), whose sum is σ = 6561971444. Its totient is φ = 1874848980.

The previous prime is 3749697953. The next prime is 3749697979. The reversal of 3749697964 is 4697969473.

It is a junction number, because it is equal to n+sod(n) for n = 3749697896 and 3749697905.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 468712242 + ... + 468712249.

Almost surely, 2^3749697964 is an apocalyptic number.

It is an amenable number.

3749697964 is a deficient number, since it is larger than the sum of its proper divisors (2812273480).

3749697964 is a wasteful number, since it uses less digits than its factorization.

3749697964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 937424495 (or 937424493 counting only the distinct ones).

The product of its digits is 61725888, while the sum is 64.

The square root of 3749697964 is about 61234.7774063073. Note that the first 3 decimals coincide. The cubic root of 3749697964 is about 1553.5745409203.

It can be divided in two parts, 37496 and 97964, that added together give a triangular number (135460 = T₅₂₀).

The spelling of 3749697964 in words is "three billion, seven hundred forty-nine million, six hundred ninety-seven thousand, nine hundred sixty-four".