629070749 has 16 divisors (see below), whose sum is σ = 655060224. Its totient is φ = 603676800.

The previous prime is 629070683. The next prime is 629070773. The reversal of 629070749 is 947070926.

It is a cyclic number.

It is not a de Polignac number, because 629070749 - 2²⁸ = 360635293 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (629070649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 763952 + ... + 764774.

It is an arithmetic number, because the mean of its divisors is an integer number (40941264).

Almost surely, 2^629070749 is an apocalyptic number.

It is an amenable number.

629070749 is a deficient number, since it is larger than the sum of its proper divisors (25989475).

629070749 is a wasteful number, since it uses less digits than its factorization.

629070749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1148.

The product of its (nonzero) digits is 190512, while the sum is 44.

The square root of 629070749 is about 25081.2828419920. The cubic root of 629070749 is about 856.8401932811.

The spelling of 629070749 in words is "six hundred twenty-nine million, seventy thousand, seven hundred forty-nine".