3742396740 has 72 divisors (see below), whose sum is σ = 11364564120. Its totient is φ = 996862464.

The previous prime is 3742396739. The next prime is 3742396741. The reversal of 3742396740 is 476932473.

3742396740 is a `hidden beast` number, since 374 + 239 + 6 + 7 + 40 = 666.

It is an interprime number because it is at equal distance from previous prime (3742396739) and next prime (3742396741).

It can be written as a sum of positive squares in 4 ways, for example, as 63489024 + 3678907716 = 7968^2 + 60654^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (3742396741) 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, 157566 + ... + 179754.

Almost surely, 2^3742396740 is an apocalyptic number.

3742396740 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3742396740 is an abundant number, since it is smaller than the sum of its proper divisors (7622167380).

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

3742396740 is a wasteful number, since it uses less digits than its factorization.

3742396740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23141 (or 23136 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 45.

The square root of 3742396740 is about 61175.1317121590. The cubic root of 3742396740 is about 1552.5655382416.

The spelling of 3742396740 in words is "three billion, seven hundred forty-two million, three hundred ninety-six thousand, seven hundred forty".