1400740152 has 64 divisors (see below), whose sum is σ = 4052812800. Its totient is φ = 395141760.

The previous prime is 1400740151. The next prime is 1400740171. The reversal of 1400740152 is 2510470041.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400740151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39499 + ... + 66042.

It is an arithmetic number, because the mean of its divisors is an integer number (63325200).

Almost surely, 2^1400740152 is an apocalyptic number.

1400740152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1400740152 is an abundant number, since it is smaller than the sum of its proper divisors (2652072648).

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

1400740152 is a wasteful number, since it uses less digits than its factorization.

1400740152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105636 (or 105632 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 24.

The square root of 1400740152 is about 37426.4632579676. The cubic root of 1400740152 is about 1118.8860501731.

The spelling of 1400740152 in words is "one billion, four hundred million, seven hundred forty thousand, one hundred fifty-two".