3700463661 has 24 divisors (see below), whose sum is σ = 5683072824. Its totient is φ = 2312202240.

The previous prime is 3700463567. The next prime is 3700463671. The reversal of 3700463661 is 1663640073.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 976250025 + 2724213636 = 31245^2 + 52194^2 .

It is not a de Polignac number, because 3700463661 - 2¹⁵ = 3700430893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3700463671) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13306 + ... + 87051.

It is an arithmetic number, because the mean of its divisors is an integer number (236794701).

Almost surely, 2^3700463661 is an apocalyptic number.

It is an amenable number.

3700463661 is a deficient number, since it is larger than the sum of its proper divisors (1982609163).

3700463661 is a wasteful number, since it uses less digits than its factorization.

3700463661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100621 (or 100618 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The square root of 3700463661 is about 60831.4364535312. The cubic root of 3700463661 is about 1546.7449778635.

The spelling of 3700463661 in words is "three billion, seven hundred million, four hundred sixty-three thousand, six hundred sixty-one".